One advantage of stablecoins is price stability. Merchants don't have to worry about price volatility when transacting in stablecoins. In the past and present, there have been a handful of projects proposing issuing altcoins (non-stablecoins) that will lead the future of crypto payment. What's the fate of such projects, will there ever be considered viable?
We have which is stable and issued by the government itself why any merchant have to accept stable coin as their payment over fiat currencies.Stable coins is just the blockchain fiat money but still it is centralized and losses its value due to inflation.