January 1st is the first day that you give the right to instagram/facebook the right to sell your photos. Not that I believe that my pics are sale material but I’d like to be asked before. So the only way to avoid this is by deleting your instagram account before the end of the year. Im backing up my photos and bye bye instagram.
There are a few alternatives to add the retro effect to your photos (even twitter will do the job) and a couple of services to back up before the farewell. One back up solution is Instaport