On 9 February 2016, Greg Lindahl wrote:
https://blog.archive.org/2016/02/09/how-will-we-explore-books-in-the-21st-century/And the demo itself is here: https://books.archivelab.org/dateviz/
Very cool! I'm glad you're on the list. Bill -- William Denton ↔ Toronto, Canada ↔ https://www.miskatonic.org/