Wife and I both have convertibles and have been hit a couple of times. I always put the top up when parked to avoid the fun of cleaning.
On a related note, ages ago, I had a sparrow cut itself in half on the windshield wiper of a Ford Festiva. I was out delivering papers on a rock road in the...
I've driven several Ford vehicles with Hill Assist and have it on my current F-150. The hill assist doesn't engage until you press the brake pedal and come to a full stop on a hill. Once you release the brake pedal the hill assist keeps the brakes engaged until you've applied enough acceleration...