[nekkoru]

(...)one key difference is that you don't run Mac OS X as a server operating system or on the cloud.

http://www.apple.com/osx/server/

It's actually a pretty decent server environment.

[WatchDog]

Am I missing something or does this only run on apple hardware, yet apple don't make any server hardware?

[creshal]

They used to; nowadays you're apparently supposed to rackmount Mac Pros:

http://www.sonnettech.com/product/rackmacpro.html

[badminton1]

That's a valid point, but you cannot elastically provision 100 OS X servers machines on demand in the cloud.

[nekkoru]

I don't think anyone has tried it, but is there a reason why it couldn't be done?