The 50 million infusion happened in 2018. Why has it taken so long to scale up? Anyway, I don't think it can take on WhatsApp. If you look at the history of wh

The 50 million infusion happened in 2018. Why has it taken so long to scale up? Anyway, I don't think it can take on WhatsApp. If you look at the history of when signal succeeds and gains many users, it's only when WhatsApp is down. Which is not for very long, as it's so important that it goes back up pretty quickly.