The iMac G4 could be described as half of a globe.
This desire 'not to do the obvious thing' is also behind the Trashintosh. And it's also why I'm worried about the future Mac Pro. The obvious thing would be to revive the cheesegrater case, but Ive and co feel they have to do something 'radical' to justify their salary.
I actually really liked how easy it was to reposition the screen frequently, so that I changed my seating position more often.