What Use Is An F-call?

What use is an F-call? This week I learnt a valuable lesson. As you might have heard, I've been working on a magnetic loop antenna. It's been taking a while, much longer than I ever planned. At the moment I'm waiting on some testing tools, some spare time and an idea on how to best mount this contraption inside my roof space so I can make contacts without drilling any holes in the house where I live. I've been off-air for some 8 months or so. When I say, off-air, I mean, I've not been on HF for that long. Sure, I host a weekly net on 2m and I speak to stations around the globe, satisfying as the experience is, it's not HF. There's a lot of technology to make that net happen and one of the big draw cards for me to Amateur Radio, is the lack of technology needed for a QSO. I can speak to anyone I want within seconds on my computer, but it requires that a whole lot of infrastructure is working for that to happen. Computers, routers and switches, numerous networks, cables, satellite links, microwave links, ele