It doesn't sound like a good thing until you have tried it!

More detailed instructions in case you want to try it: https://www.thailandclimbing.com/chiang-mai/how-to-use-a-squ...

They wash their hands. What's so gross about them going extra lengths to cleanse themselves? Its not like they're going to then ignore their very hands, considering for many, its a religious law to be clean.

It seems like bidet fear but 10x. For no good reason.

Have you ever got poop on your hands? That smell does not go away with just soap and water.

I think for millions of people around the world who get poop on their hands daily, the smell does go away.

You sound like you enjoy eating shit lol