I am actively avoiding calls and noone writes to me. If I were to give up a smartphone flip phone would be nearly useless to me

What? In US the right of way is decided by the trains, not infrastructure dispatchers? What you described sound like the freight trains just commonly run through the stop signal which is a BIG NO-NO.

No social media was created to manipulate people. (Most) social media is a business, optimised to make money. You make money by showing people ads. You can show more ads to people if they stay on the platform longer. You can make people stay longer by engaging them emotionally. End of conspiracy…