It's a water-cooled gaming PC in a vintage CRT monitor!
Shank on X: "Put together a tiny modern gaming PC specifically for gaming on various PC CRTs. Here it is next to my 10" CRT monitor. https://t.co/DooaIz34ix" / X
Revisiting PC CRTs for Gaming Today | RetroRGB
Why not make a CRT encasing into a PC case? - Cases and Mods - Linus Tech Tips
How to connect a PC to an old CRT monitor - Quora
Why you should consider a CRT for your PC gaming setup this year | PC Gamer
What to look for in a CRT monitor: The ultimate guide for retro gamers | PCWorld
Dell E773C CRT Monitor for sale online | eBay
Unboxing a New Old Stock 15" CRT Monitor - YouTube