just had made a mistake like this, sent 500 USD as BEP20 to an ERC20 address.

This is really my fault, did a previous BEP20 transaction (way cheaper than ERC20) and when doing this one did not realise I had by default the BEP20 still activated

It is already complicated to understand all the different cryptos, now on top the different networks where they operate.
This is why people turn away from crypto