"I used to be on my smartphone four or five hours a day, and I would check my notifications a couple times an hour. But now, thanks to COVID-19 I'm glued to my phone all the time - sixteen hours, twe

"I used to be on my smartphone four or five hours a day, and I would check my notifications a couple times an hour.  But now, thanks to COVID-19 I'm glued to my phone all the time - sixteen hours, twenty, or more. I can't come off and it's always on.  I feel maybe I'm missing something important if I put my smartphone down."  Use one relevant theory to explain this situation.