It's the difference between a grizzled old veteran and a "Wet behind the years, green as grass" new guy. People who are new are just figuring out where they'll fit in but the veterans know whats up.
It's pretty much exactly what BonsaiK said, you feel like you can connect to them instead of them just being some faceless dude.BonsaiK said:Actually, they don't. I certainly don't idolise anyone here or care what anyone here thinks of me regardless of if they have one post or 20,000.
However if you post a lot you're more visible, which means that (at least in theory) people will get to know your name and feel a little more like they know you or something. That's probably the only reason for that perception.