[iframe id=”http://graphics8.nytimes.com/bcvideo/1.0/iframe/embed.html?videoId=100000003628437&playerType=embed”] A new clip from the Kurt Cobain documentary, Montage of Heck, in which we see an early iteration of the band performing before a crowd of two people. In this shot we Kurt and bassist Krist Novoselic as teenagers playing in a “house show,” and we hear Novoselic reflecting on […]