Yesterday, I reviewed the e-paper HAT from Percheron Electronics. Today, I came across a tweet from HAT-creator Neil Matthews which introduced me to an excellent blog post from Chris Jones of London. He has used the HAT to create a ‘next bus’ indicator that shows the times of the next three buses to arrive at the bus stop near his house. It’s a great use of the HAT! Read more here. The code is available from Github and you can buy one of these HATs from Percheron.