It vexes me when I see YouTube links posted still with the SI
#the what?
It's a bit at the end of most YouTube links
Rather than actually taking you to the video (you can delete it and still get there fine) it tells YouTube that you, person B, took the link from the person who made the link, person A, and now it has the tidbit of information that you two are connected. It's a data collection thing
This bit

















