Days are going to be 25 hours in the future not in our lifetime but later generations. I just read an article in my native Romanian language. Most of the info was based on german and uk research Richard Stephenson Durham University, UK, in Journal for the History of Astronomy. In germany newspaper Suddeutsche Zeitung.
About 530 millions years ago it was 21 hours. 100 million years ago it was 23 hours. It goes to explain how it has to do with the Moon and how the Earth speed rotation is slowing down.