It took a year longer then I anticipated, but now my fellow computer-job-related friends are moving to Apple, or better: to OSX.
While I've been not first but quick anyway, I found that the OS needs some additional and FREE tools that are indispensable:
- graphic sftp client = Fugu
- quick keyboard access = QuickSilver
- better terminal == iTerm
- wlan sniffer == KisMac
- and a couple of widgets