What do you mean plan9 is dead? It's even possible make a facebook post from inside plan9 nowadays! 

https://twitter.com/bigatojj/status/949838932841201664

See vmx(1)

Em 3 de fev de 2018 23:25, "Steve Simon" <steve@quintile.net> escreveu:
Hi,

I have to take issue with the “plan9 is dead” statement,
I agree it seems on a downward spiral, but are a few who fight on.

[sent from my plan9]

-Steve