If #Erlang wasn't dying out, I'd want to learn more and seek work. The world's largest telephony over ATM network ran on Erlang and had 9 nines (!) of availability. That's 31 milliseconds of downtime per year.
Part of why it was so reliable is that it's a language which basically makes you write #microservices for all functionality, but with much of the infrastructure support built in. What an amazing technology.
