The reason it wont' cause widespread harm is because there aren't enough MACs to make a dent on the news cycle, so hackers won't waste their time.
The Windows version is already fixed, but that requires someone to install the patch. Does quicktime autocheck for security patches?
But to lure someone to a link is pretty easy nowadays...a simple email with a funny video will do the trick. Users will click all your links if you give them one or two funny videos to watch.
Apple had occasional problems with viruses several years ago when they were selling far fewer computers. Since then, Apple has switched to Mac OS X and is selling Macs in record numbers - and not a single virus has spread in the wild. Your theory is discredited.
Does quicktime autocheck for security patches?Gosh, you must know, why not just tell us?