'That is precisely how to protect yourself.Never upload more than a basic file for viewing and there isn't much anyone can do with it!'
Provided they don't have access to the resizing algorithms in Qimage
I was about to say...
I occasionally run across an especially good (to my jaundiced tastes, anyway) editorial cartoon on the web...something which it amuses me to print out and stick up on my office wall for a while. Impressive how good they look enlarged to 8½x11--printed from Qimage, of course.