OpenAI has acquired NextSlide, a startup that built software for turning raw material into finished presentations, with the NextSlide team now working on ChatGPT. Founder Ahmed Beshry announced the move in a note on the startup’s website. He did not disclose financial terms. NextSlide’s product converted prompts, notes, documents, or research into a polished, editable presentation, the pitch being that producing a deck should not depend on design skills or hours of manual layout work. Beshry…