The real fix is getting younger people to buy into running these places, which means making the economics work - better margins, maybe pivoting to events or local tourism, cutting the brutal hours that burn owners out. A lot of these bistros are closing because the owners are aging out, profit margins got squeezed over decades, and their kids don't want to take over a business that demands 60-hour weeks for mediocre pay. Some communities are having luck with cooperative ownership models or subsidies that help new operators get started, but it takes real commitment from locals to actually show up and support them instead of just nostalgia-posting online about how sad it is to see them go.