I'd imagine that after 10 years of plugging and unplugging, washing in random liquids, biting on them to get them loose etc., folding characters legs in and out

I'd imagine that after 10 years of plugging and unplugging, washing in random liquids, biting on them to get them loose etc., folding characters legs in and out until they become floppy any set would be a bit run down. But I'm sure tolerances today are higher than ever before.