Putting the recording industry, entertainment conglomerates and even the future AOL -Time Warner on notice, the chairman of the U.S. Senate Judiciary Committee warned that he would work to ensure that online music doesn’t fall under the control of a few powerful distributors.

On the first day of a two-day conference on the future of digital music and that pitted such parties as Napster and the Recording Industry Association of America against each other in panel discussions, Sen. Orrin Hatch, R-Utah, pledged to use his position to keep the Internet open for the benefit of fans and artists.