Record 029 · Software · 2009
50%09.29.S
WhatsApp / Meta
“The default messenger for most of Earth outside East Asia and the U.S.”
Address-book based, tiny team, status-as-last-seen. Facebook paid $19B in 2014. End-to-end encryption (2016) became a political object.
2+ billion users
- Phone-number identity
- Tiny reliable protocol
- E2EE at two-billion-user scale
Simple. Reliable. Secure.
