Did your friends on Facebook seem to be inactive? Did the number of notifications you received have been reduced enough and continues to shrink day by day?
Don't worry, your friends haven't stopped being interested in you, nor have they changed their social status networks (still). Your friends probably don't have the opportunity to see your posts as quickly as they used to. They are never seen and not at all since they are not presented. as, explains Veritasium's Derek Muller, with a video which he uploaded to YouTube.
In the video below, Muller explains that recent updates to Facebook's newsfeed algorithm make it increasingly difficult for your posts to be displayed on your friends' walls. Muller even suspects that the newsfeed cuts are part of a wider strategy that will bring more profits to Facebook. If you have content you'd like to share and Facebook won't show it free Now, you might be willing to pay to promote one of your posts. Watch the Muller video for more details.