Matthew Gasda spent years writing plays on his electric typewriter, and almost no one seemed to care. With “Dimes Square,” his depiction of a downtown crowd, he has an underground hit.Matthew Gasda spent years writing plays on his electric typewriter, and almost no one seemed to care. With “Dimes Square,” his depiction of a downtown crowd, he has an underground hit.Read MoreTheater, Writing and Writers, Content Type: Personal Profile, Dimes Square (Play), Gasda, Matthew