I am really not so sure. It's hard to think of a way but we'd find a way. For starters, a lot of academics and other people who currently work on relatively use

I am really not so sure. It's hard to think of a way but we'd find a way. For starters, a lot of academics and other people who currently work on relatively useless problems like the Higgs boson could actually put their mind to work on something more practical and we'd come up with all sorts of inventions to make our lives easier, and perhaps we wouldn't make the old mistakes of being very unsustainable.