The first point: when the cat poops, many cats will be very excited, running around the house, may be very happy after the poop.
Second point: Some cats are catching some flying insects, so they run with the flying insects, and it seems that they run everywhere.
Third point: the cat is likely to attack for no reason, run a few laps and then rush up to attack, there is this phenomenon to be observed at all times.
Maybe it smells delicious food hidden on you, or suddenly meets after a long separation
Maybe there's a rat, or maybe he's seen his owner