> Digital systems are widespread because they are widespread and dirt cheap They also churn, and finding people who can (and will) work on legacy systems isn't

> Digital systems are widespread because they are widespread and dirt cheap They also churn, and finding people who can (and will) work on legacy systems isn't easy either. Get rid of something that worked for 40 years because everyone uses this other thing (but will use something else 10 years from now that we can't predict) is dumb unless there is a very valid reason.