I agree on the 1800s lifestyle, but remember that that lifestyle included having supplies such as flour shipped in to the store, even out in the old west. It’ll take a while to get through the bottleneck, and then build up enough people and horses to make that lifestyle work, so I wouldn’t be looking for that to happen within the next generation. Maybe two or three generations.
We’ll be long dead.
Hence the need to codify the knowledge and pass on skills, so they can be passed on to those who will have actual need for them.