Completely agree. I lift regularly and do not look like a typical gym junkie but have found most people are very friendly - even in NY (burbs) where you expect a certain get out of my face attitude.

Also - weight training is also a highly technical problem-oriented discipline. You can do it for years and still not have things working the right way. The techniques are evolving as well. So - lots of problem solving and discovery.

FYI - one of my favorite sites of all time and certainly the technical view on things: exrx.net