They couldn’t even be bothered developing their own apps for it. The mail app began to lag behind Outlook on Android, Minecraft was never ported to it when it could have been a killer exclusive app.
It doesn’t make sense to think of it in terms of how much of the Sun’s energy it uses because solar energy is essentially free and unlimited, it comes from an outside system, we don’t need to mine it or carry it or anything and we can’t ‘waste’ it in the same way we can other fuels. All it tells us is the maximum theoretical limit.
10% more energy from solar means a rooftop array could generate an extra 300-500W which is a genuinely useful amount of energy.
Unreal’s editor needs a beast of a dev PC, it’s basically like running a AAA game all the time, and it assumes by default that you’re making a top-end game with a top-spec PC.
Godot’s editor will run on pretty much anything. That’s not to say an external GPU won’t help, but if you keep the graphics simple you may not even need it.