Keywords like these are rarely meant for human "reading." Instead, they serve two primary purposes:
This identifies the video compression codec used (H.264/MPEG-4 AVC). It is the industry standard for high-quality video at manageable bitrates. 2142024480pcamripbenx264skymovieshdchat
Clicking on links associated with these long strings often leads to "adware" or "malware." Keywords like these are rarely meant for human "reading