I think those messages was about how to replace the mining rewards with fees

why? this is all a hangover from the fiat inflationary mind set. 2 things to consider: 1. a capped supply means things get cheaper and you need less, not more, as your buying power increases over time. maybe if keys get lost and wallets are inactive for a length of time there might be a way to 'can...

This is shitting on the white paper!

Yes that is easylly done and Satoshi talked about it.