Well I have to say I think it makes sense to say it's fine to share a link if it adds something to the discussion at hand, for instance you might have something to say that requires a lengthy argument and it could be a waste not to use it for a full post. I was fully intending to make this point under the post that I read about etiquette, but I just haven't got to it yet. What's obviously not going to be OK is to go around posting links willy-nilly in discussions where they have no relevance (I think we can in that case call it spamming). All that said now I'll take a chance and here is the link:
https://steemit.com/steemit/@chaunceytinker/steemit-a-revolution-in-the-making