Fusion used (not just demonstrated) as a general power source (>1 Watt) anywhere in the world before 2020 Jan 1.

Created by brandyn on 2015-01-14; known on 2020-01-01; judged wrong by brandyn on 2020-01-01.

• brandyn estimated 20% on 2015-01-14
• JoshuaZ said “Do you mean greater than 1 Watt net power? ” on 2015-01-14
• brandyn   judged this prediction wrong on 2020-01-01.