Not all devs need it. Like screen, it's useful for retaining a session on a remote system or making sure your applications keep running even if you accidentall

Not all devs need it. Like screen, it's useful for retaining a session on a remote system or making sure your applications keep running even if you accidentally close or crash the terminal emulator. The other main use for it is to get window management within a terminal. There are other tricks you can do with it, but honestly basic usage doesn't take a lot to learn. So, no, not everyone uses it. It's gotten popular recently, it's cool and hip and all that. Do you need it?