Notes from the underground
Mark Linehan and Phil Talyer connect in Floyd Collins. Photos: Sharman Altshuler.I went to Floyd Collins - the latest from Moonbox Productions, at the BCA through this weekend - somewhat skeptical of its prospects. This early Adam Guettel show has a cult following, but it's known as a tricky endeavor, so I doubted a fledgling theatre troupe (Floyd is only the third show from Moonbox) had much hope of pull…