It was published using Flash, and has been retired due to the removal of support for Flash content from major browsers and the announced end of life statement from the Flash technology owner, Adobe Inc.
We developed our HTML Reader to replace Flash and there are thousands of publications using this new technology available on YUDU Express to discover.
Publishers can republish in the new technology on the YUDU Express Platform should they wish to do so.
Adobe End of Life statement: https://www.adobe.com/uk/products/flashplayer/end-of-life.html
Thank you for your understanding and we apologise for any inconvenience.