If I did not re-read or re-view,
there would be absolutely ZERO reason to buy a (e)book, music or movie

Rental or public library would be the only way to go.
But I do

There are shelves and crates of
Books,
LP records,
Open Reel and Cassette Tapes,
Laser Disks,
VHS Tapes,
DVD's,
Blu Ray
and now flash/Hard drives of EPUB and Mobi