Not sure, though I really don't mind OSX, and with homebrew, it's pretty close to a 1:1 for most of my use on OSX...
The only thing that irks me a little is the muscle memory for using the option key for cut-copy-paste in the UI vs the actual ctrl key (ctrl-c etc) in a terminal...
The only thing that irks me a little is the muscle memory for using the option key for cut-copy-paste in the UI vs the actual ctrl key (ctrl-c etc) in a terminal...