The console that arrived from the future
The Dreamcast shipped with a modem in 1999, played online, and was dead in two years

On September 9, 1999, Sega launched the Dreamcast in America, and it felt like a machine from five years ahead.
It had a modem in every box, and you could take it online: real matches against real people, from your couch, in 1999. It had a memory card with its own screen and buttons that played tiny games on the bus. And its arcade-perfect graphics embarrassed everything else you could plug into a TV.
The games hold up as some of the best a console ever got. Shenmue. Jet Set Radio. Crazy Taxi. SoulCalibur. Sonic Adventure.
None of it mattered. Sony had announced the PlayStation 2, and its DVD player and hype swallowed the whole market. People stopped buying Dreamcasts while they waited for the future Sony promised. Around nine million sold, and by early 2001 Sega gave up on the console entirely. It never made another one.
The Dreamcast lost so hard it became sacred. The fan scene never left: people still make new Dreamcast games today, and the online services fans rebuilt themselves.
Being right early looks exactly like being wrong. The library has the full spec sheet and the owner notes. Add yours to your gear, the dream is still spinning.