After last week’s visit to the Shanghai Expo, I have been exchanging notes with fellow visitors. This has yielded three further insights:

1. I had been struck by the number of people in wheelchairs on the Expo sight. It is widely suspected that this is because many pavilions allow disabled people – or the extremely elderly  – to jump the queues. Since the queues are so enormous, there is obviously a strong incentive to be old or in a wheelchair, or to be the able-bodied companion of one of the aforesaid categories. As a result you can not only rent wheelchairs outside the site of the Expo, you can even rent old people – who for a fee will allow themselves to be wheeled around. Read more