yep ... the intel tie in was that theoretically, with intel chips being a more mass-produced chip than the earlier propriatery mac/apple hardware, the price of a mac may come down enough that more people may be interested in purchasing one, therefore making the system more interesting to virus writers / hackers / etc. (horray for run-on sentences ) Unfortunatly, Macs aren't completely safe from other problems tho (OS exploits, etc), but still by far better than windows.

priv kill (evil_virus_process)

If you're interested in a free Linux-based OS, the Ubuntu OS seems to work pretty well --- http://www.ubuntu.com/