and less outlay on hobnobs and pj
maybe CPX can help with battery life 
a team of 4 were holding a net, catching a ball and then working out where it had come from, and firing it back, almost perfectly to the demonstrators hand
i watched a Ted talk re:drones a year or so back, they are very impressive
i guess a defibrillator weights a few kg ?
can someone translate this lse post? 'Mm taken stock off the last flippers !'
brings a new meaning to flying your new bride over