It is really that simple. You know what the #1 factor which correlates highest with the reputation of a college? How long ago it was founded. Older colleges have more prestige.
Can you ever imagine a 20 year old getting elected president (assuming it was legal)? Of course not. Not enough time.
There are a few exceptions, but most big blogs were around for several years before they became big.
More time = more posts = more long tail Google searches.
More time = more reputation and authority
More time = more likelihood of getting lucky with a big post
Too many people want traffic NOW and it just isn’t going to happen.
My blog is about my travels around the world. Saying “I’ve been to 45 countries” has a lot more clout than saying “I plan on going to 45 countries” which is where I was 18 months ago.
Most bloggers just don’t have the patience to stick it out.