[The 2019 Classic Tetris World Championship will be won by ] someone who has never won a Classic Tetris World Championship before

Created by deoh on 2019-10-18; known on 2019-10-21; judged wrong by deoh on 2019-10-21.

• deoh estimated 30% on 2019-10-18
• deoh estimated 40% on 2019-10-19
• deoh estimated 50% on 2019-10-20
• deoh   judged this prediction wrong on 2019-10-21.