“By the year 2020, the tickets to space travel – at the least to Moon, will be available over the counter.”

Created by gwern on 2010-07-30; known on 2020-01-01; judged wrong by JoshuaZ on 2020-01-01.

• gwern estimated 5% on 2010-07-30
• gwern said “http://www.longbets.org/27” on 2010-07-30
• PseudonymousUser estimated 4% on 2011-01-22
• JoshuaZ estimated 2% on 2011-11-17
• Grognor estimated 3% on 2011-12-06
• themusicgod1 estimated 47% on 2016-10-06
• Athrithalix estimated 10% on 2018-02-22
• pranomostro estimated 1% on 2019-01-14
• JoshuaZ   judged this prediction wrong on 2020-01-01.