Re-inventing the wheel? Hasn’t this knowledge sharing in research thing already been explored and done?

Some interesting responses have come to the blog post on
“Sharing knowledge-tell us a story”–article on KSinR project in latest New Agriculturalist
The questions which have arisen have asked whether this type of work has not already been done-thus we are re-inventing the wheel. It has been pointed out that many approaches, initiatives and attempts have already [...]