gradientdescent

It's like asking how much data fits on a hard disc

It depends on the current technological status

He should be busily working on resolving it

Or doing the PR part

(Which is talking to ppl on HN ofc ;)

It's impossible for them to migrate away from it today _silently_

The question is "What is their status with their setup today: Want to keep Erlang or migrate to Go/Java/Rust"

Anyway... Erlang is considered to be the/a main reason for their success bcs it keeps out the mediocre Java-Developers

From what he says and from the karma going up the account seems legit

We can't expect him "to tweet his HN-Name" for verification. He could, though I expect him to have strong opinions on things in general (leading to quickly reject a lot of (wrong) paths)

There is an interview where Jan mentions that "thanks to Facebook's infrastructure" they can use local servers in India to send msgs to and from, instead of going to Palo Alto all the time. It's unlikely, that the sever setup there has changed. It's unknown to me what the (new) decentralized infrastructure setup is