Well done. Your children will definitely thank you for reasons not even apparent today. Teaching children about technology, rather than letting them be taught by technology is the key here.

This is the new tobacco. As research accumulates on detrimental effects (individual cognitive impact and societal damage) it's going to get easier to do the right thing for your children. It's hard right now in 2022, as seen in the many hostile comments from those who've made other life choices and feel obliged to defend them.