SERIOUS What is the oldest device/software/hardware that you refuse to update/let go in favor of a modern version/update?

[JoKeR]

What is the oldest device/software/hardware that you refuse to update/let go in favor of a modern version/update?

This happens alot.. ill go with my list:
Torrents ( does it make sense as P2P file sharing softs:>?) i mean its so old, but functional
my old hotmail address. (even when everybody went to gmail)
G Shock Watches
Apache instead of Nginx
CentOS (had to change, because end of life came)

 

[Rambo1]

windows 8 and Samsung galaxy note 5 still running here

 

[theone]

I love my Nvidia Shield and refuse to use any other device. I have 2 and I'm still waiting for a new version lol.

 

[big mac]

Don't hold your breath.
They're concentrating on AI.