"Powers seem to depend on what your trigger event was like to you and on who you are, in a way, not just on what actually happened. There's, of course, a lot of speculation, especially because us parahumans tend to like our masks," they say, tapping the glass of theirs. "Controlling traffic lights isn't exactly a power in itself, since powers tend to be much more general than parahumans let on or believe they are. What kind of power could have controlling traffic lights as a subpart? Controlling electronics, perhaps? Controlling the flow of information, controlling light..." they trail off invitingly.