Mystery pilot leaves cryptic messages in the SKY using flight paths places A PILOT has secretly taken to the skies to write mysterious messages with flight paths. Share: Email ThisBlogThis!Share to XShare to Facebook Related Posts:Future of travel: British Airways invents digital PILL to monitor passengers’ moodsAirbnb’s NEW rules for London and Amsterdam mark monumental shift for accommodation siteAirbnb’s NEW rules for London and Amsterdam mark monumental shift for accommodation siteExtreme camping: Daredevils pitch tents 3,000ft up a vertical CLIFFFuture of travel: British Airways invents digital PILL to monitor passengers’ moods