Never say dye

 作者:司马芫盐     |      日期:2019-03-08 05:18:00
While digital copyright on the Net is exercising the minds of music industry lawyers, a new extended-play blank CD from Memorex could spell even more trouble. The capacity of blank discs has been limited to 650 megabytes, or 74 minutes until now, because it’s tough to apply heat-sensitive dye coatings at the extreme edges of a disc. But because pre-recorded CDs often run longer than 74 minutes, copying one cannot generally be done on one blank disc alone—a useful deterrent to home copying. Memorex has solved the dye problem,