> This is an addiction and reaching for the phone is just what gives relief to whatever pain one might be experiencing. Just removing that is laying ground for a substitute.

This model would not suggest the results seen in studies like this:

https://pmc.ncbi.nlm.nih.gov/articles/PMC11846175/

(The intervention was not "face the roots of your problems", it was "stop using your phone so much", and it produced positive impact.)