Walter is more hesitant to answer, now - partly because they're in public, but also because he only knows so much just yet.

"... Yes."

He nods at Jan's second point, but he only barely glances at the other man once the questions start back up again.

"Not so much agile as extremely aware of the passage of time. My reaction time has sped up because my perception of time has slowed down."

Something goes a little odd about his cadance as he speaks; almost as if the mouth placements are rushed.

It's deliberate, of course.

"Being in shape has nothing to do with it."