According to Demis Hassabis on Twitter, late-night work sessions are a crucial and productive period for AI research and development teams, often yielding significant breakthroughs in artificial intelligence innovation (source: @demishassabis). This highlights the intense dedication within leading AI organizations such as Google DeepMind, and underscores the importance of sustained focus and collaborative environments for advancing AI models and solutions. For businesses, fostering a culture that supports flexible, high-engagement work periods could drive faster progress and competitive advantages in the rapidly evolving AI industry.