In my case, I wouldn't upgrade just for the sake of upgrading to a newer device since the ones we have are still doing the job, maybe parent poster is in the same boat.
You got it in one. I'm very happy with my pro4, so no need to upgrade. It is perfect for meetings and quickly doing work on the move. I will never[1] go back to a standard laptop, my desktop does the heavy lifting.
[1] Never say never, but it is a pretty big improvement!
[1] Never say never, but it is a pretty big improvement!