new virtual machines, concomitantly registered one YouTube account for
each of them, and two channels were concomitantly created and 10 video files were loaded for each of these two accounts. It is worth noting that the channels passed any possible registration stages. Video files were uploaded by pairs, simultaneously to each of the channels. Videos loaded were similar as for their timing, bitrate, resolution, title, description, and tags.The difference between these pairs was as follows: one of YouTube channels with one video from each pair was bound to a promoted page in Twitter, whereas the other one didn’t.