DAT问世已好多年了,但时至今日,还有许多有待解决的问题。其中最大的问题是数字复制问题,而且发展成世界范围的版权问题,成为DAT普及道路上的一大障碍。这个问题不解决,DAT的普及只能是一个遥远的梦想。现在,SCMS(直系复制管理系统)的出现,给人们带来了一线光明。该系统是为保护版权所有者的权利而对数字复制进行限制的新录音 DAT has been around for many years, but up to now, there are still many problems to be solved. One of the biggest problems is the issue of digital copying, and the development of worldwide copyright issues has become a major obstacle to the popularity of DAT. This problem is not solved, the popularization of DAT can only be a distant dream. The emergence of SCMS (Direct Copy Management System) now gives people a bright future. This system is a new recording that limits digital copying to protect the rights of copyright owners