We all know and love cars, right. They're practical, convenient, and something many of us rely on daily. By a show of hands, who here drives a car.Okay. Now, have you ever stopped to think about how incredibly useful windshield wipers are. I know it might seem like a random thing to consider, but it's one of those features you don't truly appreciate until it's gone.because without them you'd sort of look like this. Not very safe, right. Funny thing is they weren't always a built-in feature.In fact, they wer ...