[saagarjha]

https://twitter.com/ericmigi/status/1351934418961661959

[medion]

For real, they're using old iPhones??? How does that even work?? Jailbroken but then?

[saagarjha]

Hook into iMessage and just send and receive messages using its "API" rather than having to work out authentication.

[medion]

Wouldn't you then need an old iPhone for each user?

[saagarjha]

Indeed.