Quote from The laughing manOh shit man, thats totally right, I take back my entire point! They replaced the word adrenaline with electricity, therefore its a totally different movie, so right man, my bad.
Actually, in practice those are pretty different. His actions in the first movie focused on things that would help give him more adreneline, like havign sex with his girlfriend in public and getting a blowjob in the middle of a car chase, and in the second his actions are about finding ways to give himself electrical surges, like grabbing live wires and stuff.
So just because the basic premise of keeping his body alive through the consumption of a resource. In practice, though, that means a different set of actions.