Yes, but as an ancient user of IRC I can tell you that the problem he's addressing is that anyone can join an IRC, and often they do. Have you ever joined a lar

Yes, but as an ancient user of IRC I can tell you that the problem he's addressing is that anyone can join an IRC, and often they do. Have you ever joined a large tech-oriented channel? Low signal-to-noise ratio, with lots of noobish questions or off-topic chat.