There is no better way to start the week than digging into vast quantities of rare underground releases. This recently unearthed batch from archive.org hails from the days when audio cassettes were the standard method of music sharing, rather than collectable items. The selection includes “tape experimentation, avant-garde, indy, rock, DIY, subvertainment and auto-hypnotic materials,” although its curator cautions that “most of what you are about to hear is rather difficult to file.”

Download the full 30 GB package via here.