Shuhei Yoshida Confirms That You Can Fully Install Disc Games on PS4 HDD

[TheFallen]

So is there partial mandatory installs still (This time in the background)? Or does it depend on the game? For example on PS3 BioShock 1 has 5GB install and GTA V has an 8GB one, whereas TLOU , Uncharted and BioShock Infinite all run from disc.