Possible to play ps4 games that need disc without any disc?

Hello again! I am thinking about deleting all my ps4 games that are on disc... because they need storage like a simple downloaded file ... for example the last of us needs nearly 50gb of internal storage why? i mean what is the purpose of a f#@$*** disc? i guess to save storage...or am i wrong?

sooo is it possible to play installed games that got installed from disc.. without any disc ... without deinstalling i mean.. because i know the method of ripping the discs off... sure.
but i mean...

Possible to play ps4 games that need disc without any disc?