new way of transmitting thoughts, through images or bots

According to this post, Lemmings

True, Mark Zuckerberg is using Signal, according to phone number leaked in Facebook hack

WhatsApp gives me:

1,2,3 - closed source app that has not been audited but you chose to believe that is backdoor free, ok then

4 - half true, whatsapp business is full of automated responses, not too many human beings there