The last week has been a very hot one, with temperatures reaching ~35 degrees celsius. My room is on the top floor, so it got even hotter inside my room. I wanted to work out, but it was way too hot to sit inside on the rowing ergometer. Instead, I went out on my shoddy old mountainbike and just rode it, nowhere in particular, and back. Being the statistics nerd I’ve always been, I used my phone’s GPS to track speed, distance, etc. with the Sports Tracker app. However, my...