There are ALSO a lot of old cell phones and raspberry Pis and things around. These computers use very little power and are still quite capable. There's NOTHING

There are ALSO a lot of old cell phones and raspberry Pis and things around. These computers use very little power and are still quite capable. There's NOTHING preventing them from being useful for a wide range of tasks except for software bloat, or closed platforms. It would not be hard conceptually to build computers to prioritize power consumption, it's simply just not a priority.