What Use Is An F-call?

What use is an F-call? Recently I had the opportunity to see a group of amateurs show and tell lots of little inventions, from antennas through measuring equipment, hand-made and historic. The atmosphere was electric, HAMs showing off their technical achievements. It was exciting to see the glint in the eye of each demonstrator, proudly sharing their accomplishments. I realized that in many places in life there is competition, even in Amateur Radio there are contests, but this was something else. This was an experience that highlighted to me what Amateur Radio is all about, figuring out how to achieve something and sharing it with others. I understand that you could think that this too could turn into a competition, but the web-sites I've seen in the past year contradict that notion. Everywhere I look there are people trying to share their knowledge, trying to make Amateur Radio a great place to be, telling stories, inventing things, making and building. All this is a run-up to something, a run-up to one