To be honest, I'm a little worried about the whole MCU multiverse concept at its most basic level. It will be very easy for the storytelling to get sloppy when practically anything can be instigated, resolved, erased, or created by introducing something or someone from a different timeline. I...
Exactly. So why bring him back at all? What's the point? I'd MUCH rather see Marvel do another take on Doc Ock than see Electro shoehorned into the MCU in the form of Jamie Foxx.