You will have to hover your mouse over the icon to see which.
Testing shows that your privacy settings are working the same as they did before, providing you used them in the first place.
Amongst the recent new changes to appear on Facebook, there is a “ticker” (a rolling real time list of what your friends are doing).
Not everyone has received it yet, because it’s on a staggered rollout, but millions have already seen it.
The algorithm that shows you if other people have downvoted the person you're talking to is great because you get a sense of who is likely to actually be a nice person instead of a bit creepy or antagonistic or anything like that.
The entire time I've been on here (since there were maybe 100 people signed up), I've never been chatted up or asked for a nude or anything like that once.