I thought what allowed them to get to that many users was that they were on so m... | Hacker News

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		dopamean on Oct 25, 2021 \| parent \| context \| favorite \| on: WhatsApp scaled to 1B users with only 50 engineers I thought what allowed them to get to that many users was that they were on so many platforms and that they used a large team of remote engineers in Europe to do that.

EVa5I7bHFq9mnYK on Oct 25, 2021 [–]

What allowed them to get to that many users was

1)mobile operators charged an arm and leg for text messages, especially in developing countries

2)whatsapp did not require registration with user name and password, as their competitors (Skype, ICQ and others).

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