You can now share topics and posts here to pretty much every social network out there:
From a privacy point of view you should stay away from most of them and read their partly horrible conditions.
...and you are not going to do it. I know it and so do those Social network billionaires...
Anyway to share you have a new button on the top right of the post (looks like an envelope) click it and share.
As an alibi I can say that I do have a Twitter account