A frenetic ball of movement and energy, that somehow manages to actually get some amazing, like seriously deity-like, achievements in a day.
This is not so helpful because they don’t slow down or stop.
Like, have you ever run an engine on redline for a whole day? Of course not.
That’d be really damaging to the engine.
No engine, no matter how good it is, can sustain that for long.
Unfortunately, the Aaargh!! Is likely heading to a crash and burn at some point in time.