Next time a doctor asks me if I have any pelvic floor issues I’m going to tell them about how I had to fart the whole time during karate tonight and kept that bottled up like the champion I am
They get going around 10 am and will keep this up without any breaks until probably 7pm.
ETA: if you listen closely at the lull, you can hear the constant hum at a lower frequency that doesn't change, it just keeps going and going and going.