Official post: https://about.fb.com/news/2026/06/its-time-to-reserve-your-whatsapp-username/ https://about.fb.com/news/2026/06/its-time-to-reserve-your-w... (ht

Official post: https://about.fb.com/news/2026/06/its-time-to-reserve-your-whatsapp-username/ https://about.fb.com/news/2026/06/its-time-to-reserve-your-w... (https://news.ycombinator.com/item?id=48722773 https://news.ycombinator.com/item?id=48722773)