If a user on 2G you'd probably be better off moving away from typical web dev entirely, and delivering a desktop or mobile app with as much clientside logic bui

If a user on 2G you'd probably be better off moving away from typical web dev entirely, and delivering a desktop or mobile app with as much clientside logic built in as possible (offline database, CRDT for syncing, no external dependencies, binary protocol for any critical networking, etc).