The battery is indeed doable, but the keyboard and screen on the macbook air are more of a challenge, although the parts shouldn’t be hard to find in a few year

The battery is indeed doable, but the keyboard and screen on the macbook air are more of a challenge, although the parts shouldn’t be hard to find in a few years. With the Framework laptop those parts are easy to replace but bespoke, so framework’s repairability will be determined by parts availability in half a decade.