What sci-fi technology that hasn't appeared in any star wars media?

What sci-fi invention or tech that isn't in Star Wars canon; can reasonably show up without being a game-changer like time travel or teleportation.

Well teleportation and time travel is in SW, it's just not really adapted for everyday use or it's something that occurs randomly.

Lasik eye surgery and replacement of body parts with cloned ones.

Seriously, you can clone an entire army but you can't replace Vader's body parts or Kanan's eyes. And don't bs me with it costing too much. And why the hell do people still wear glasses?

Well, obviously Palps isn't going to let Vader get transplants. Ever.

And Jaden Korr basically got his brain uploaded into a totally new clone body.

There's cryogenics...
fusion reactors...
hyperspace travel...
cloning...

Yeah; what haven't they done?

and then there's this guy: