If you're using software someone else wrote, you'd have to repeat this testing phase any time an update is installed, right? (I do mean this as a general princ

If you're using software someone else wrote, you'd have to repeat this testing phase any time an update is installed, right? (I do mean this as a general principle, but also it was pointed out elsewhere in the thread that this is a particularly "high velocity" project as far as unexpected changes go.)