A licence through which anyone -- yes, even you -- can hop on the open-source bandwagon by transferring ownership of your product to the Free Software Foundation.
"Didn't you once have a home?"
"Yeah. It was nice. But I had to do it! I released my life's work under the GPL! Screw the system!"
A program that provides the classic setup for a monopoply: undersell and demonize your competition, then raise prices sharply when there are no other alternatives.
You soon will not be allowed to use a computer if you are not using Linux.