It could be that because, the first public use of DDoS for protests occurred during the 'Intervasion of the UK' that was wrought by a group called the Zippies on Guy Fawkes Day of 1994, is why hacktivists still use the 'Guy Fawkes' mask in videos.Cyber wars between Israel and Palestine, India and Pakistan, China and India and other nations have been a regular news in the hacking world.