[frgoff]

There's more to it than that. Hackers also write viruses for bragging rights, and the fact is, OS X's UNIX roots make it much more difficult to crack than MS software.

Script Kiddies can write viruses for Windows, but you have to know your stuff to write a virus for OS X.

[adorno]

Script Kiddies can write viruses for Windows, but you have to know your stuff to write a virus for OS X.

Sounds like built in security right there.

If you make the O/S hard to write software for, then who is going to want it in the first place. If scripting or simple software is not possible with the O/S it will remain as a minor player. And minor players tend to ramain secure through obscurity.