There was no doubt about it: I had discovered The Next Big
  Thing. Like Edison and the lightbulb, like Gates and the 
  pc operating system

That's a little scary.

I was thinking you almost want a dedicated site for these... but could that be achieved by just having tags and filtering by tag on HN ?

Tags would help with a range of scenarios, such as if I'm only interested in Erlang posts by squid-farming bodybuilders, for example.

Just in case you didn't rtfa yet, this is how it opens :)

;-)