There are about 8x10^67 ways to shuffle a deck of cards, and about 10^80 atoms in the observable universe, so there are actually far, far more atoms.

Probably closer to the truth than the truck.

Once again, Gen X is skipped. Whatever.

It seems to me that Syncthing is the exact right thing to use here; what is “overkill” about it that makes you think you should use something else?

It would basically let you see all the hidden characters that indicate formatting, which made it possible to see why your text would suddenly display in a weird way.