he is a nice round number for having a home library which has nearly everything you might want to watch, including movies, TV shows, documentaries, etc.Assuming everything is available on Blu-Ray and no compression is added, this will require 5,000 TB, or 5 PB. Three orders of magnitude is just right.If a disc has 3 hours of material, this would give you enough material to play non-stop for 35 ye