Well, I can with a GREAT bit of joy say that PeeBee is NOT Sera in Mass Effect. While she is hyper, and very much of the "Need to see FIRST" mental set, she is firmly not an Aspie with entitlement issues.
Oh, and they really didn't need to put Jaal in the game...just find a reason that Garrus could've been in two places at once. I mean, seriously?