diff --git a/README.md b/README.md
index d47c3303..f16e74e5 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,19 @@ Join us on Discord: https://discord.gg/YgHVT7GCXS
 
 ## Installation
 
-Install MRSK globally with `gem install mrsk`. Then, inside your app directory, run `mrsk init` (or `mrsk init --bundle` within Rails apps where you want a bin/mrsk binstub). Now edit the new file `config/deploy.yml`. It could look as simple as this:
+If you have a Ruby environment available, you can install MRSK globally with:
+
+```sh
+gem install mrsk
+```
+
+...otherwise, you can run a dockerized version via an alias (add this to your ${SHELL}rc to simplify re-use):
+
+```sh
+alias mrsk='docker run --rm -it -v $HOME/.ssh:/root/.ssh -v /var/run/docker.sock:/var/run/docker.sock -v ${PWD}/:/workdir  ghcr.io/mrsked/mrsk'
+```
+
+Then, inside your app directory, run `mrsk init` (or `mrsk init --bundle` within Rails apps where you want a bin/mrsk binstub). Now edit the new file `config/deploy.yml`. It could look as simple as this:
 
 ```yaml
 service: hey
@@ -36,7 +48,7 @@ mrsk deploy
 This will:
 
 1. Connect to the servers over SSH (using root by default, authenticated by your ssh key)
-2. Install Docker on any server that might be missing it (using apt-get)
+2. Install Docker on any server that might be missing it (using apt-get): root access is needed via ssh for this.
 3. Log into the registry both locally and remotely
 4. Build the image using the standard Dockerfile in the root of the application.
 5. Push the image to the registry.
diff --git a/lib/mrsk/cli/app.rb b/lib/mrsk/cli/app.rb
index 0898a509..f009d5f7 100644
--- a/lib/mrsk/cli/app.rb
+++ b/lib/mrsk/cli/app.rb
@@ -2,7 +2,7 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
   desc "boot", "Boot app on servers (or reboot app if already running)"
   def boot
     say "Get most recent version available as an image...", :magenta unless options[:version]
-    using_version(options[:version] || most_recent_version_available) do |version|
+    using_version(version_or_latest) do |version|
       say "Start container with version #{version} using a #{MRSK.config.readiness_delay}s readiness delay (or reboot if already running)...", :magenta
 
       cli = self
@@ -70,7 +70,7 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
 
     when options[:interactive]
       say "Get most recent version available as an image...", :magenta unless options[:version]
-      using_version(options[:version] || most_recent_version_available) do |version|
+      using_version(version_or_latest) do |version|
         say "Launching interactive command with version #{version} via SSH from new container on #{MRSK.primary_host}...", :magenta
         run_locally { exec MRSK.app.execute_in_new_container_over_ssh(cmd, host: MRSK.primary_host) }
       end
@@ -88,7 +88,7 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
 
     else
       say "Get most recent version available as an image...", :magenta unless options[:version]
-      using_version(options[:version] || most_recent_version_available) do |version|
+      using_version(version_or_latest) do |version|
         say "Launching command with version #{version} from new container...", :magenta
         on(MRSK.hosts) do |host|
           execute *MRSK.auditor.record("Executed cmd '#{cmd}' on app version #{version}"), verbosity: :debug
@@ -189,20 +189,13 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
       end
     end
 
-    def most_recent_version_available(host: MRSK.primary_host)
-      version = nil
-      on(host) { version = capture_with_info(*MRSK.app.most_recent_version_from_available_images).strip }
-      
-      if version == "<none>"
-        raise "Most recent image available was not tagged with a version (returned <none>)"
-      else
-        version.presence
-      end
-    end
-
     def current_running_version(host: MRSK.primary_host)
       version = nil
       on(host) { version = capture_with_info(*MRSK.app.current_running_version).strip }
       version.presence
     end
+
+    def version_or_latest
+      options[:version] || "latest"
+    end
 end
diff --git a/lib/mrsk/cli/main.rb b/lib/mrsk/cli/main.rb
index eb441d30..4a3e16bd 100644
--- a/lib/mrsk/cli/main.rb
+++ b/lib/mrsk/cli/main.rb
@@ -11,7 +11,7 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
   desc "deploy", "Deploy app to servers"
   option :skip_push, aliases: "-P", type: :boolean, default: false, desc: "Skip image build and push"
   def deploy
-    invoke_options = options.without(:skip_push)
+    invoke_options = deploy_options
 
     runtime = print_runtime do
       say "Ensure curl and Docker are installed...", :magenta
@@ -46,7 +46,7 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
   desc "redeploy", "Deploy app to servers without bootstrapping servers, starting Traefik, pruning, and registry login"
   option :skip_push, aliases: "-P", type: :boolean, default: false, desc: "Skip image build and push"
   def redeploy
-    invoke_options = options.without(:skip_push)
+    invoke_options = deploy_options
 
     runtime = print_runtime do
       if options[:skip_push]
@@ -207,6 +207,10 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
       Array(container_names).include?(container_name)
     end
 
+    def deploy_options
+      { "version" => MRSK.config.version }.merge(options.without("skip_push"))
+    end
+
     def service_version(version = MRSK.config.abbreviated_version)
       [ MRSK.config.service, version ].compact.join("@")
     end
diff --git a/lib/mrsk/commands/accessory.rb b/lib/mrsk/commands/accessory.rb
index d3d3215d..3208424c 100644
--- a/lib/mrsk/commands/accessory.rb
+++ b/lib/mrsk/commands/accessory.rb
@@ -100,7 +100,7 @@ class Mrsk::Commands::Accessory < Mrsk::Commands::Base
   end
 
   def remove_image
-    docker :image, :prune, "--all", "--force", *service_filter
+    docker :image, :rm, "--force", image
   end
 
   private
diff --git a/lib/mrsk/commands/app.rb b/lib/mrsk/commands/app.rb
index 82ea7986..8234f24d 100644
--- a/lib/mrsk/commands/app.rb
+++ b/lib/mrsk/commands/app.rb
@@ -87,19 +87,6 @@ class Mrsk::Commands::App < Mrsk::Commands::Base
       "tail -n 1"
   end
 
-  def most_recent_version_from_available_images
-    pipe \
-      docker(:image, :ls, "--format", '"{{.Tag}}"', config.repository),
-      "head -n 1"
-  end
-
-  def all_versions_from_available_containers
-    pipe \
-      docker(:image, :ls, "--format", '"{{.Tag}}"', config.repository),
-      "head -n 1"
-  end
-
-
   def list_containers
     docker :container, :ls, "--all", *filter_args
   end
diff --git a/lib/mrsk/commands/builder/base.rb b/lib/mrsk/commands/builder/base.rb
index 91276260..448ecca4 100644
--- a/lib/mrsk/commands/builder/base.rb
+++ b/lib/mrsk/commands/builder/base.rb
@@ -7,6 +7,7 @@ class Mrsk::Commands::Builder::Base < Mrsk::Commands::Base
 
   def pull
     docker :pull, config.absolute_image
+    docker :pull, config.latest_image
   end
 
   def build_options
diff --git a/test/cli/accessory_test.rb b/test/cli/accessory_test.rb
index 28fadc7e..a2e4d73d 100644
--- a/test/cli/accessory_test.rb
+++ b/test/cli/accessory_test.rb
@@ -126,7 +126,7 @@ class CliAccessoryTest < CliTestCase
   end
 
   test "remove_image" do
-    assert_match "docker image prune --all --force --filter label=service=app-mysql", run_command("remove_image", "mysql")
+    assert_match "docker image rm --force mysql", run_command("remove_image", "mysql")
   end
 
   test "remove_service_directory" do
diff --git a/test/cli/app_test.rb b/test/cli/app_test.rb
index 36fc0691..b2b6786a 100644
--- a/test/cli/app_test.rb
+++ b/test/cli/app_test.rb
@@ -28,9 +28,8 @@ class CliAppTest < CliTestCase
       .returns([ :docker, :run ])
 
     run_command("boot").tap do |output|
-      assert_match "Rebooting container with same version 999 already deployed", output # Can't start what's already running
-      assert_match "docker container ls --all --filter name=app-999 --quiet | xargs docker container rm", output # Stop old running
-      assert_match "docker container ls --all --filter name=app-999 --quiet | xargs docker container rm", output # Remove old container
+      assert_match "Rebooting container with same version latest already deployed", output # Can't start what's already running
+      assert_match "docker container ls --all --filter name=app-latest --quiet | xargs docker container rm", output # Remove old container
       assert_match "docker run", output # Start new container
     end
   ensure
diff --git a/test/cli/build_test.rb b/test/cli/build_test.rb
index 44802549..d721373b 100644
--- a/test/cli/build_test.rb
+++ b/test/cli/build_test.rb
@@ -29,7 +29,7 @@ class CliBuildTest < CliTestCase
   test "pull" do
     run_command("pull").tap do |output|
       assert_match /docker image rm --force dhh\/app:999/, output
-      assert_match /docker pull dhh\/app:999/, output
+      assert_match /docker pull dhh\/app:latest/, output
     end
   end
 
diff --git a/test/cli/main_test.rb b/test/cli/main_test.rb
index 151fa7b8..d4aa3d82 100644
--- a/test/cli/main_test.rb
+++ b/test/cli/main_test.rb
@@ -10,7 +10,7 @@ class CliMainTest < CliTestCase
   end
 
   test "deploy" do
-    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "skip_push" => false }
+    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "version" => "999" }
 
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:server:bootstrap", [], invoke_options)
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:registry:login", [], invoke_options)
@@ -31,7 +31,7 @@ class CliMainTest < CliTestCase
   end
 
   test "deploy with skip_push" do
-    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "skip_push" => true }
+    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "version" => "999" }
 
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:server:bootstrap", [], invoke_options)
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:registry:login", [], invoke_options)
@@ -52,7 +52,7 @@ class CliMainTest < CliTestCase
   end
 
   test "redeploy" do
-    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "skip_push" => false}
+    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "version" => "999" }
 
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:build:deliver", [], invoke_options)
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:healthcheck:perform", [], invoke_options)
@@ -65,7 +65,7 @@ class CliMainTest < CliTestCase
   end
 
   test "redeploy with skip_push" do
-    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "skip_push" => true }
+    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_broadcast" => false, "version" => "999" }
 
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:build:pull", [], invoke_options)
     Mrsk::Cli::Main.any_instance.expects(:invoke).with("mrsk:cli:healthcheck:perform", [], invoke_options)
@@ -235,12 +235,12 @@ class CliMainTest < CliTestCase
 
       assert_match /docker container stop app-mysql/, output
       assert_match /docker container prune --force --filter label=service=app-mysql/, output
-      assert_match /docker image prune --all --force --filter label=service=app-mysql/, output
+      assert_match /docker image rm --force mysql/, output
       assert_match /rm -rf app-mysql/, output
 
       assert_match /docker container stop app-redis/, output
       assert_match /docker container prune --force --filter label=service=app-redis/, output
-      assert_match /docker image prune --all --force --filter label=service=app-redis/, output
+      assert_match /docker image rm --force redis/, output
       assert_match /rm -rf app-redis/, output
 
       assert_match /docker logout/, output
diff --git a/test/commands/accessory_test.rb b/test/commands/accessory_test.rb
index 71a3058b..a7931a90 100644
--- a/test/commands/accessory_test.rb
+++ b/test/commands/accessory_test.rb
@@ -140,7 +140,7 @@ class CommandsAccessoryTest < ActiveSupport::TestCase
 
   test "remove image" do
     assert_equal \
-      "docker image prune --all --force --filter label=service=app-mysql",
+      "docker image rm --force private.registry/mysql:8.0",
       new_command(:mysql).remove_image.join(" ")
   end
 
diff --git a/test/commands/app_test.rb b/test/commands/app_test.rb
index 2904e7dc..1198370a 100644
--- a/test/commands/app_test.rb
+++ b/test/commands/app_test.rb
@@ -197,12 +197,6 @@ class CommandsAppTest < ActiveSupport::TestCase
       new_command.current_running_version.join(" ")
   end
 
-  test "most_recent_version_from_available_images" do
-    assert_equal \
-      "docker image ls --format \"{{.Tag}}\" dhh/app | head -n 1",
-      new_command.most_recent_version_from_available_images.join(" ")
-  end
-
   test "list_containers" do
     assert_equal \
       "docker container ls --all --filter label=service=app",