The shackles are off, your Mac is about to zoooooom
O'Reilly Network: OS X Brings Unix Stability to the Mac -- "With a FreeBSD architecture native to Mac OS X, it's likely that the tables will turn in these 3D computation benchmarks, as well as with other tasks. Just imagine the new hot software you can write for OS X."
This is a really great article about Mac OS X. I can't wait for my copy of the OS X beta to get here! It shipped 10 days ago, argh! :-)