Now this may not be possibly done by the careless user, but it could be found by miners.
Lost bitcoins should have a way to be mined back into the market and Recovered..
What if the coin is not lost but the address is dormant? Bitcoin transaction should not be reversible. It is just like if gold is lost. Protect your coins and protect your seed phrase.
If bitcoin is lost, the coin will become scarce. That will add up to the value of the remaining coins that are not lost.