Vim
Vim has soul. It is that chisel you inherited from your grandpa that you keep using. It fits well in your grip and is comfortable, even though it lacks the soft rubber that the new ones in the store have. It's a tool with its own history.
Reading the comments here, it seems that the hacker's mentality still lives on. The new young billion-dollar company will be replaced in another 10-20 years. Vim lives on. I wish to build a Vim of my own one day. (https://news.ycombinator.com/item?id=37082377)