It seems that modem to connect to Internet is a way which will be around for some time. Earlier it seemed that broadband access-- DSL, cable modem access or Dish access will replace it. But now the cost factor in India still favors the dial up modem access. More updated and current information about the high speed modem to be found at Curt's High Speed Modem FAQ at:
This FAQ gives very good in depth understanding of todays 56.6 Kbps modems.