A good reason to support this thread:

https://www.pgmusic.com/forums/ubbthreads.php?ubb=showflat&Number=518330&Searchpage=1&Main=74692&Words=downloadable&Search=true#Post518330

Directly to the topic, I would reuse these for backups... Or if I am not mistaken, Staples and BestBuy used to have recycling program.