video backdrops in ichat.
bed time and time limits.
i mean really...Who, in their right mind, would not hop on the Mac train? It is ridiculously innovative, creative, time/space efficient, impenetrable, classy, clean, simple, user-friendly, complete, well thought out, frustration-free, and beautiful.
if you don't believe me... listen to john -- http://www.apple.com/macosx/guidedtour/
he'll let you know whats up.
agh. i love this company.