My guess is a few decades, if it can hold until then. libp2p is a huge stack that redefines a lot of what we're doing today, and reimplementing the whole thing

My guess is a few decades, if it can hold until then. libp2p is a huge stack that redefines a lot of what we're doing today, and reimplementing the whole thing is a monstrous task. But if it could become mainstream that would be a very good thing.