I don't care what kind of resources an operating system uses, it can use all of them if it does something cool like clean my house
OSes need to be easy to use and stable, because without either one of those things, people start getting pissed.
Person 1: ****************** FEAR CRASHED MY COMPUTER
Person 2: GAET LINUX!
Person 1: STFU LINUX CANT PLAY FEAR EITHER!
Person 3: WADAFAZXX ME KRASHED AGAIN
Person 2: GAET LINUX!
Person 3: THAT WONT KRASH LIKE M1CRO$$$UX
Person 2: YAEH LOST ANOTHER ONE MIKRO$***
Person 4: Mac is great, I pay extra for a mac for all the awesome stuff! I use it for doing everything I could do with a windows computer exept play games!
Person 2: WIHT WHINE WINE U KN PLAY SUM GEMZ
Person 4: But wait, i am an idiot with a mac, how would I run linux?
Person 2: I RUN LINUX OFFA MI ALARM CLOK!
Person 4: SW33T