Ok I admit it. Sometimes I watch mempool for fun. It’s relaxing.

Anyway. Can someone explain to me why there are so many transactions where the fee is so much higher than the value of BTC sent? Who does this and why?

See: https://mempool.space/tx/80d1d8bdc812bdf609df6eebcbe141035ba09afe1eafa6b78176cbd7eefacff5