Digg's New Comment System: A History Lesson--EXPLODE--http://digg.com/business_finance/Digg_s_New_Comment_System_A_History_Lesson--EXPLODE--When companies become too popular they sometimes forget how they got there. Such is the way with Digg's new comment system: bloated, user-unfriendly, and lacking the fun that made Digg great. Here's a chance for the good folks at Digg to see how one company stumbled and scrambled to regain footing. Those who forget history are doomed to repeat it.