Year 2140 is when issuance will stop. So we have more than 100 years left: https://en.bitcoin.it/wiki/Controlled_supply https://en.bitcoin.it/wiki/Controlled_su

Year 2140 is when issuance will stop. So we have more than 100 years left: https://en.bitcoin.it/wiki/Controlled_supply https://en.bitcoin.it/wiki/Controlled_supply Beside that, transaction fees should make mining profitable for ever, in theory. Transaction fees, or transaction volume, only needs to grow by 10x in the next 10 years (from ~0.3 to 3 BTC per block), in order to make them generate more profits to miners than coin issuance.