The difference between Instagram / Facebook and HIVE is that you get $$ for your work here.
This was another bone on contention on 28days and derelictplaces. In their opinion you should do all this for FREE. I love doing UX, but I love it more when I get a few dollars for every post I do.
As for Highbury Cricket club, even with you extra information, I won't be going back for a re-visit!
There's nothing to stop you from cross-posting your content on those platforms and here, just make sure you stick something in the footer stating you have done this and the FB /IS links.
When there's money involved, people get tetchy about plagiarism.