August 2013 hard drive prices: 37-43 GB/$

Created by gwern on 2012-08-23; known on 2013-08-28; judged wrong by gwern on 2013-08-28.

• gwern estimated 65% on 2012-08-23
• gwern said “judged by top entry in http://forre.st/storage#sata” on 2012-08-23
• gwern said “current August 2012 price: 20GB/$” on 2012-08-23
• gwern said “background: http://www.gwern.net/Slowing%20Moore%27s%20Law#kryders-law” on 2012-08-23
• RandomThinker estimated 35% and said “why such a big diff from Mar 2013?” on 2012-08-23
• gwern changed their prediction from “August 2013 hard drive prices: 53-67 GB/$” on 2012-08-23
• gwern said “RandomThinker: whups, I see that I messed up my calculation of quarters! I’ve fixed this and the other prediction, so you might want to revise your own.” on 2012-08-23
• RandomThinker estimated 55% on 2012-08-24
• Jayson Virissimo estimated 55% on 2012-09-04
• Tuxedage estimated 38% on 2013-01-15
• Malgidus estimated 45% on 2013-03-27
• gwern said “currently the top entry is $129 for 3tb or 3000gb; 3000/129=23.25; way off” on 2013-08-28
• gwern   judged this prediction wrong on 2013-08-28.