

The worst that can happen is the felt falls apart where there are signs of mould and the hat is now two useless pieces or maybe there’s just a bunch of tears above the sweat. The main concern is not the type of hat, but how old it is and mostly how much damage the mould has done.
Iain M. Banks too. ;-; Hydrogen Sonata was so good, and I remember seeing if there was another one in the works but turned out, no. Never will be…