I think the knowledge that could be gained to understand the workings of the brain is too much to give up. As long as people aren't putting chips in monkeys and playing rock 'em sock 'em robots with them that's fine. Personally though, if I had a monkey hooked up to a joystick, I would put a bunch of obstacles in front of it and play real life super mario.
Even if the open windows of science at first make us shiver after the cozy indoor warmth of traditional humanizing myths, in the end the fresh air brings vigor, and the great spaces have a splendor of their own - Bertrand Russell