Jacob's absolutely living it up--maybe because when you have nothing, you'll jump at a scrap of anything. It's been ages since he's done anything like this.

He does a mock salute--did they salute in Star Trek? He couldn't remember. But anyway.

"This is gonna be so cool!" This is all his excitement he's not been able to use in so long, that was exclusively reserved for subs, undiscovered classical art, and being stuck in video games overriding reality.