Google is experimenting with the use of AI to auto-generate YouTube video summaries, according to a notice on a support page dated July 31st. The page, which we spotted via Android Police, notes that these summaries will only appear next to a limited number of English-language videos, and will only be viewable by a limited number of users. They’ll appear on YouTube’s watch and search pages, and are intended to give a brief overview of a video’s contents without replacing its existing…