Box of unused TDK DVD-R CD's (Grays RM17)

Bought at least 20 years ago (?) and cupboard stored till today this large pack of unused TDK branded DVD-R's (Over 50, cannot say for definite without tipping the whole pack out. 1 sealed Verbatim DVD- R also found in cupboard) Technical details says " 1-16x 4.7GB Data/Video" They still work in my D drive. If any use to somebody please message me. Central Grays.