Mastodon FeedJan 5, 2023, 8:28 AM Reblogged by lloydmeta ("Lloyd"): 0x56 ("vince") wrote: Attachments: the underside of a CD-R, a vibrant blue color with rainbow arcs due to thin film interference. there are several small spots visible, with a brighter outer ring enclosing a variable sized dark center where the top disc layer has eaten away