What's a technology that was cooler in its older iterations?
I don't mean BETTER. That's a different conversation. I mean cooler.
An old CRT display was literally a small scale particle accelerator, firing angry electron beams at light speed towards the viewers, bent by an electromagnet that alternates at an ultra high frequency, stopped by a rounded rectangle of glowing phosphors.
If a CRT goes bad it can actually make people sick.
That's just. Conceptually a lot COOLER than a modern LED panel, which really is just a bajillion very tiny lightbulbs.
Clothing and towels made with asbestos fabric. During the middle ages you could clean them by throwing them in the fire and they would come out clean. Eventually your lungs would give up on you but for a while you had a very cool way to impress your guests.