04 June 2009 MOST POPULAR DISCUSSIONS? ONE SITE, ONE DAY'S SAMPLE, AND AT LEAST TWO DIFFERENT ANSWERS. 140 discussions were selected on the basis of having activity within the previous 24 hours. What were the ten most popular threads? To answer this, it is necessary to decide how to measure popularity. Two options come to mind: the gross number of views a discussion receives, and the rate (expressed as a percent) at which viewers respond by participating in a discussion.[1] I required that a discussion have a minimum of 100 views in order to qualify it for the top ten...