dltr on Nostr: The users define the fees of each block based on the time preference of their ...

The users define the fees of each block based on the time preference of their transactions.
If you want a transaction to be confirmed ASAP, you raise the amount of the fee to get your transaction ahead of others. But, if you are not concerned about when your transaction will be confirmed, you just put a small fee and wait for the network be in a low demand to get your transaction confirmed.
The idea of the Bitcoin is about free market, the participants of the network define the fees based on their interests.