] Asymmetric digital subscriber lines (ADSL), the most ] common type of DSL used to connect households, grew 47 ] percent to 9.5 million lines. This is good news for the ] Baby Bell phone companies, which are the main purveyors ] of the technology. DSL has been available longer than ] cable, but the Bells are playing catch-up because they ] were slow to enter the market. U.S. broadband access leaped 42 percent in 2003 |