You want 'scientific mishap' stories or 'my genius little brother used to be an idiot delinquent' stories?

[Tadashi's holed up in the lab again, but as he's in the process of letting the information from his last research binge settle into his brain, he's in the mood to chat. His amused smile turns a little bleak before he answers her second question.]

Even if the Time Trapper didn't stick us right back at the point in time he found us, no one would be looking for me. I got pulled here out of a burning building; when my brother showed up here from the future-relative-to-me, he said I didn't make it out.