Atari 260ST Pickup (With Extras!) - eBay Bargain Or Box Of Junk?

Edit: There's now an update video telling the story behind the 260ST and exploring that original boot process: https://youtu.be/SLmC5jWXTP8 So I bought a 260ST untested from an eBay seller in Germany... But what's the 260 all about, does it even work, and what's all this about extras that the seller didn't even mention!? Support the channel! Patreon: https://www.patreon.com/ctrlaltrees Become a Member: Link above! Ko-Fi: https://ko-fi.com/ctrlaltrees VIP Superfans: Arthur Ludwiczak BitterBlitter D. 'Xalior' Rimron-Soutter: https://www.youtube.com/user/Xalior Kevin Leah Retr0rewind: https://www.youtube.com/user/Retr0Rewind Socials: RMC Discord ctrl-alt-rees Room: https://discord.com/channels/431348664489738251/735847458000863252 Twitter: https://twitter.com/ctrl_alt_rees Instagram: https://www.instagram.com/ctrl.alt.rees Chapters: 00:00 Intro 00:59 Unboxing 05:26 The Atari 260ST Story 09:33 Teardown 13:43 First Boot Test & Investigation 15:35 SH314 Floppy Drive Test 17:51 Outro & C