The question really is that when the talis was designed, was slippage a problem or was clothing so coarse that the talis clung to the garment. No one seems immuned from slippage, even Rabbonim, and yet I don’t see the no-slip talis as being the solution as it doesn’t seem to be foolproof.
Lilmod: it’s not complicated but truly being a frum male is pretty demanding on various levels beside the talis