I run and cycle, and don't bother tracking. I haven't put much thought in this decision. I'm just interested in being fit (which I achieve with just shoes, and

I run and cycle, and don't bother tracking. I haven't put much thought in this decision. I'm just interested in being fit (which I achieve with just shoes, and going for a run every ~3 days), not in achieving peak fitness or optimal training strategies. I believe others benefit from tracking, which is fine too.