THE FIRST TIME SOMEONE FLIES A JETPACK, A CURIOUS THING HAPPENS: JUST AS THEIR BODY LEAVES THE GROUND, THEIR LEGS START TO FLAIL. ADRENALINE FLOODS INTO THE BLOODSTREAM. THE LUMBRICAL MUSCLES IN THE FEET TIGHTEN, TOES GRASP DESPERATELY AT THE EARTH. IT’S AS IF THE VESTIBULAR SYSTEM CAN’T QUITE BELIEVE WHAT’S HAPPENING. THIS ISN’T NATURAL. THEN SUDDENLY, THRUST EXCEEDS WEIGHT, AND – THEY’RE ALOFT. MILLIONS OF YEARS OF EVOLUTION ARE OVERCOME IN AN INSTANT, TWO DIMENSIONS BECOME THREE. LATITUDE, LONGITUDE, ALTITUDE.
It’s that moment, lift-off, that has given jetpacks an enduring appeal. Human beings have long dreamed of flying outside the confines of an aircraft, but without lift-off, existing means – parachutes, hang gliders, wing suits – are really elegant ways of extending a fall.
“It’s indescribable, in an overwhelming,…