According to the article:
Anti-recommendations:
SimpleX Chat – Many suggested this and I will explicitly recommend against it due to the founder's positions on various topics. This includes being anti-vaxx, believing COVID-19 was a hoax, trans- and homophobia, climate denial; In the SimpleX Groupchat he's also been seen basically bootlicking trump a couple times, but I've lost receipts to that.
Richard D Wolff sprinkled with a little Leninism.