Whenever you run something from a terminal, you block and wait for its termination, so this is entirely normal. If you want two applications, you start two app

Whenever you run something from a terminal, you block and wait for its termination, so this is entirely normal. If you want two applications, you start two applications: First a window, then run it. Once the application terminates, the window returns to being a terminal. Basically, you create a window, and then decide its content. It's actually incredibly logical and intuitive to use if you have ever used a terminal.