Tom Whitwell: 52 things I learned in 2019 – Fluxx Studio Notes: "The goal of walking 10,000 steps per day may have originated when a Japanese pedometer manufacturer noticed that the 万 symbol (which means 10,000) looks a little like someone walking. The actual health merits of that number ‘have never been validated by research.’

"Mushrooms and truffles are fungi, more closely related to humans than they are to plants.

"Worldwide, growth in the fragrance industry is lagging behind cosmetics and skincare products. Why? ‘You can’t smell a selfie’."