Hey, you sass that hoopy nosioptar? There's a frood who really knows where his towel is.

Sharing towels is a great way to feel better about not being the only one with a fungal infection.

Surely people wash bath towels after visitors use them, no?

You need a high-touch process, something like wash with high heat, maybe disinfectant, not overloaded, separate loads (cross-contamination). Dry with high heat for a long time, run a hot empty cycle after to clean machine.

In an ideal world, the host cares about your health and cleanliness and of course does all this for your sake. In the real world, it's toss and wash for minimal care, time and money.

Do you bring a towel to a hotel? There is no difference. People do wash their things, you don't have to bring your own.