One small quibble, if you are going to take the time to implement progressive enhancement, why serve up incredibly large images?[1] Even sitting on a MBP with a

One small quibble, if you are going to take the time to implement progressive enhancement, why serve up incredibly large images?[1] Even sitting on a MBP with a high speed connection, the initial download took some time from across the pond. [1] https://gdstechnology.blog.gov.uk/wp-content/uploads/sites/31/2016/09/28825249152_cd35912c3c_o.jpg https://gdstechnology.blog.gov.uk/wp-content/uploads/sites/3...