This past weekend I received a twitter DM from a friend who we’ll call ‘Alice’ for the purpose of this blog post (and because that’s her real name). It was a link to a YouTube video, with the accompanying words, “Try this…” It was late in the afternoon (on a long weekend Monday) and I had just returned home from a pub lunch (it was pork belly thank you very much) and I felt very lazy. I hadn’t even cracked 5000 steps for the day. But I clicked the link anyway. Uh oh. At first glance I could see it was a work out video. Set specifically to a Katy…