...64-bit would break all the drivers (like it did for XP64 and Vista.) Worse though is Apple's decision to abandonsupport for 64-bit Carbon applications. This means that Carbon apps (e.g., just about any Adobe application, any...
http://news.cnet.com/8301-13860_3-10004816-56.html
...that development of Solaris 9 for x86 would be "deferred". Many interpreted that move as a sign Sun intended to abandonsupport for x86 processors. Instead, Sun has moved from retreat to advance in the x86 space. Sun delivered an x86...
http://www.sun.com/software/whitepapers/solaris10/sealrock.pdf