http://en.wikipedia.org/wiki/Opponent_process_theory
posted by videosiftbannedme 1 decade 5 years 11 months ago • 11,337 views<1 min
Created: 1 decade 6 years 8 months ago
Updated: 1 decade 5 years 4 months 3 weeks ago
Views: 6,235
Updated: 1 decade 5 years 4 months 3 weeks ago
Views: 6,235
Videos that are less than 1 minute, which is just about my attention span.