The time is around 4 pm on January 30th, 2020, the last hour of daylight on a bright but blustery day in late winter. Manna chief executive and founder Bobby Healy is fooling around pulling silly camp poses for the camera in a field in his back garden in Rathfarnham, Dublin. A white delivery drone hovers above his head. One of his own, of course.   “This is for my gay fans,” he jokes as the photo session wraps up. Healy is a bit of a showman. But really, all eyes are on the drone which has just completed a successful demo…