New DVD-like disc holds more movies than you can see in a lifetime

Cur year DV Christmas ave a storage capacity of about 4.5 GB, which can contain about 2 hours of video foo millions of hours rs from China have developed a new type of disc that can hold up to a petabyte of data.

The new disc has achieved this feat by about 4.5 n GB 100 layers rather th about 2 hours layers.

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