I think you experience will mirror that of many, it can all depend the servers you go in and of course if you already know people - it can take a while to build up relationships with people - and especially for voice chat shows sometimes the text chat can get lost a little if people are concentrating on what they are speaking about.

There are plenty of positives though once you get involved, you can get more traffic back to your blog and find new friends. Keep trying, you will find your way with it eventually.