21. In May 2000, the book was published as an audiobook by HighBridge, in both CD and cassette tape formats . 22. The first consumer-oriented PCM format used consumer video tape formats ( Beta and VHS ) as the storage medium. 23. Sales of the 8-track tape format peaked early as consumers increasingly favored the compact cassette tape format developed by Philips. 24. Sales of the 8-track tape format peaked early as consumers increasingly favored the compact cassette tape format developed by Philips. 25. Although Philips and Grundig agreed on a common tape format , they came up with machines that were radically different mechanically. 26. In 2003, DV was joined by a successor format HDV, which used the same tape format with a different video codec. 27. In the late 1950s and early 1960s, Philips had been at work on a new consumer magnetic tape format for music. 28. Less clear-cut is the choice between camcorders that use the VHS-C tape format and those that use the 8-mm . format. 29. Its thrice weekly episodes feature food-related and other subject matter, After 200 live episodes, the production switched to a live-to-tape format . 30. He wrote : " Already virtually doomed is material held on early domestic tape formats manufactured by Sony, Shibaden and Philips.