Music blogs are a huge part of how avid listeners discover music. Many of them check the same sites every day in hopes of finding new songs and artists. But how broad is the appeal of music blogs? Music blogs have certainly grown in readership, but have they surpassed a niche audience? If so, how? What cultural trends, heroic efforts, or music products have most helped music blogs reach a larger audience? In this interview panel on music blogs, four influential thinkers in the music and tech sector weigh in on whether they think music blogs have reached the mainstream market and what that might mean.