[rashkov]

not one-on-one communications, as far as I've seen. However there are some calls to limit group chats:

"There are good ideas floating around for how Facebook could make life harder on WhatsApp propaganda artists. In an op-ed published in the Times this week, Brazilian researchers Cristina Tardáguila, Fabrício Benevenuto and Pablo Ortellado offered three ideas: restrict the number of times a message can be forwarded from 20 to five, which Facebook has already done in India; dramatically lower the number of people that a user can send a single message to, from its current limit of 256; and limit the size of new groups created in the weeks leading up to an election, in the hopes that it will stop new viral misinformation mobs from forming." https://www.theverge.com/2018/10/19/17997516/facebook-electi...