For those who just never look good in any hat:
The "Drone Parasol" will follow you around, providing
personal protection from sun or rain.
Automatic bluetooth (BLE) pairing with your smartphone, to
follow (only) you around.
Automatic sun-angle detection, to position the shade
Adjustable settings for width via an expandable wing.
Adjustable settings for transparency, with angled louvers.
Auto height adjustment (in traffic/crowds)
Roof-mounted docking station on your car to store & charge.
Folds easily to carry into a building.
Personal protection (built in taser shoots in an arc 3 feet in
front of you on voice command of "Oh goodness!")
GoPro camera attachment
Antenna for signal boost (get better cell/data reception)
Personalized colors / flair