"Look, mommy... a fuse! And it's shooting off sparks..."
Are ya lookin' fer discussion, or argument? Although I'm not a Mac guy, they have their place... and they've evolved quite a bit over the years. Latest version of the OS now has Unix underpinnings, which makes it inherently superior to the Windows OSs that I run around here...
As for the viruses, the first have landed. For the longest time, it wasn't worth the virus writers' effort to make a Mac virus... not enough people used them. Now....