Thanks, I understand the principle behind it, it's just, well, the kinda - lack of traction - it seems to have,
Maybe it's just a Facebook bubble
https://www.ted.com/talks/eli_pariser_beware_online_filter_bubbles?language=en
http://thedailybanter.com/2016/04/facebook-is-creating-micro-bubbles/
That's all folks!
DarK SpilveR