It’d be hard to prove a single participant. An organizer, maybe? But if you just heard everybody’s doing a bank run on the 20th and you’re scared of the stability of your bank, so you decide to withdraw your money on the 19th so you can put it into another bank, that seems reasonable.
(i know nothing about digital transfers between banks)
Have an okay day and get stuck on the wall in the middle, thus avoiding the beer.