Nope. There are some things I simply would not do for any amount of money, and I wouldn't trust some random old guy to not force such things upon me.
If you were offered enough money to live off of, comfortably, for the rest of your life, in exchange for complete rights to all of your intellectual property (any art, any concepts, any inventions that you come up with, EVER, belong to someone else), what would you do?