WhatsApp rolls out Channels to users in over 150 countries, after introducing the broadcast feature in June 2023 in Colombia and Singapore, and adds features (Emma Roth/The Verge)

https://www.theverge.com/2023/9/13/23871553/whatsapp-telegram-channels-feature-global-rollout
http://www.techmeme.com/230913/p25#a230913p25