Can you deploy a Rails3 app using Bundler\'s Gemfile WITHOUT running bundle install... i.e. just by copying a rails project directory to the appropriate
Not a direct answer to your question, but you don't need admin privileges to install gems – you can install them locally to your app's location:
bundle install --path vendor/bundle
This would also isolate this app's environment from the other's, in regards to gems (i.e. the "system" gems are left in peace).
Just remember to prepend every call to a gem with bundle exec.
You might also want to look into rvm and its gemsets