THanks for telling me now.
ON the other hand they said that getting a virus is very rare so hypothetically speaking if I was to browse some porn sites I'd be safe. 
man, I've worked with both Macs and PCs for a while, there is no such thing as being 100% from viruses. Nothing is 100% proof. But I can tell you Macs are good for what they are. since they don't have a registry like PCs do, so that kind of made them a little safer. I always tell people it depends on what you want to do when buying a laptop. Mind you, 75% of laptops sales are still PCs, Macs have seen a huge surge lately in their sales also, but people are always gonna consider price above everything else. I do love the Qualities of Macs, but I love the flexibilities in Pcs