Oddbean new post about | logout
 Rana can do that.

https://github.com/grunch/rana 
 How long will it take to do a 5 prefix and 4 suffix? 
 I haven't seen a nine character vanity. That can literally take months on a high spec multi core machine. 
 I'm going to try 8 character, mining 2 cores, pow = 36.