Hamas used paragliders, which, if it is so effective then why doesn't the Israeli armed forces use this tactic to fight back? Sounds ridiculous right? Would anyone want to fly like that knowing that there are millions of Israelis with guns and rifles, not to mention the Mossad and IDF? Straight Bottle rockets against twisty bottle rockets, all for Congressional multi-Billion dollar Aid packages, land grabs, and the spoils of war.
Why would a programmer allow an error on data, which is information, to occur and all system to operate on that corrupt process; Y?