PG has been off his game in this discussion. It is important to be fluent both in understanding and in communicating, both in English and in techspeak. I threw

PG has been off his game in this discussion. It is important to be fluent both in understanding and in communicating, both in English and in techspeak. I threw together http://www.strategicmessaging.com/fluency/2013/08/30/ http://www.strategicmessaging.com/fluency/2013/08/30/ to spell that out, and it's the first time ever I've just banged out a post that much improved on what Paul Graham wrote. antirez adds to the discussion further, by pointing out that there are various different kinds of language fluency. Excellent observations.