You and AI: will we ever become friends with robots?

From Fry and Bender in Futurama, to Data and the crew of the USS Enterprise on Star Trek: The Next Generation, to deceptive Ava in Ex Machina, robot friends are a regular trope in science fiction. After all, is the idea of being pals with a mechanoid any weirder than Captain Kirk's intergalactic romantic life? But… could this ever happen? Could we one day be going for a drink with our robotic pals? Or are the machines destined to remain our slaves?