[edit 1] http://forums.somd.com/threads/294952-Metrocast-increasing-TV-and-Internet-fees-Jan-1st It seems that fellow users aren't happy with metrocast. How's verizon Fios? Is it even covered in St. Mary's County?
I've got DSL at my business, metrocast at home - metrocast is faster and more reliable, IMO.