For most of my nearly 40 years in work I had PS1='$ ' and PS2='> '. A few years ago I progressed to having the current directory in there. The thought of runn

For most of my nearly 40 years in work I had PS1='$ ' and PS2='> '. A few years ago I progressed to having the current directory in there. The thought of running a child process to create my prompt every time I hit enter doesn't feel right.