> Why bother with remote power generation and such, when I can hang stuff on my roof and get free energy? Because the sun is down for about half a day each day

> Why bother with remote power generation and such, when I can hang stuff on my roof and get free energy? Because the sun is down for about half a day each day. However, halfway across the world, the sun is shining. Wouldn't it be nice if you could get power from there?