Why are new tea towels worse at drying dishes than older ones?

MELBOURRNE: (Feb 9) There’s a peculiar ritual in many kitchens: reaching past the crisp, pristine tea towel hanging on the oven door to grab the threadbare, slightly greying one shoved in the drawer.

We all know that old faithful dries dishes better, even if we can’t quite explain why. It seems counter-intuitive – shouldn’t brand new towels, fresh from the packaging, outperform their worn-out predecessors?

Yet here we are, instinctively choosing the frayed over the fresh.