21.   Brightware also sells software to route messages, though it concedes that some of its own customers never responded to its queries.

22.   But IBM would likely sell the software as well.

23.   But little software was sold.

24.   But PGP hopes the waiver will help it sell software to the firms on the list.

25.   But its future lies in selling server software, which companies buy for electronic commerce, online customer service, internal messaging and other uses.

26.   But the pace of the growth of CD-ROM titles is changing the way software is sold.

27.   But the right to sell the software will last for just two years.

28.   By most accounts, convergence is still many years away, but it could mean huge business for the companies that sell software to media distributors.

29.   Cadence sells software used by engineers to design and test integrated circuits, or microchips.

30.   Carr added that Boston Technology would probably sell the software to any other on-line service that wanted it.