Los Angeles Times technology reporter Jessica Guynn published an important article discussing Twitter’s IPO hurdle. As her headline points out, “The service is well known but not widely used.”

The article includes experts who weigh in on the challenges and opportunities facing Twitter as a mainstream platform and also a publicly traded company.

“Twitter is facing this dilemma as it struggles to get past a quarter billion users: Its growth is directly tied to what the public understands about what it is and how they can incorporate Twitter into their daily lives and get value out of it,” said Brian Solis, an analyst with Altimeter Group. “But I don’t even know if two or three Twitter employees would give you the same answer about what Twitter is.”