User blog comment:Aramat24/Problems with mass effect/@comment-1221773-20120602191340

1. At no point in ME does Joker rule out that he can walk without any kind of assistance. He only says that it's difficult for him to walk.

2. That's not an entirely new set of armor, it's an alternate character skin. All characters get these. The alternate skins are purely cosmetic and do not have or need a story explanation.