Note it's not very short, so as the author notes, if you want a TL;DR do first 4 and last 4 pages: > Following this introductory page, there is a summary of th

Note it's not very short, so as the author notes, if you want a TL;DR do first 4 and last 4 pages: > Following this introductory page, there is a summary of the main arguments for the use of centimetres or millimetres. After this, I share the main lines of argument that I have collected; this is the long part (46 pages). Finally, there is a 3 page conclusion. If you are pressed for time, I suggest that you read the first 4 pages and the last 4 pages and only skim read the bits in the middle that interest you.