Most social networks have limits in place for the number of people you are able to "Pal" or "observe". One example is, Google+ at this time has a limit of five,000 persons you may have as part of your circles, and you have a limit of 5,000 "buddies" on https://financefeeds.com/mt-goxs-mark-karpeles-to-launch-copyright-exchange-ellipx/