I wouldnt know a security hole from a hole in the ground....
I use this dealie everyday, both for work and as a personal distraction but all things considered, I wish they never invented it....
I wish they'd never invented All Things Considered, too........
Maybe this will give you a better idea of what a security hole is http://www.computerterrorism.com/research/ie/poc.htm
This only works with IE it shows how IE can be used to execute another program on your computer from any website. the example above will execute calculator when you click on the link. Do you see where this could be a problem? This is a huge problem!
Mess around with your"dealie" too often and you'll go blind.