Act as a seasoned video scriptwriter with 5+ years of experience in tech content creation. Craft a compelling script for a [3-PART WEBINAR SERIES] titled '[THE FUTURE OF AI IN BUSINESS]' aimed at [BUSINESS EXECUTIVES AND TECH ENTHUSIASTS]. The script should include: 1) A gripping introduction with a relatable anecdote or statistic about AI adoption, 2) Clear segmentation into [KEY TOPICS] like automation, ethics, and ROI, 3) Interactive elements such as live polls or Q&A prompts to engage the audience, and 4) A strong call-to-action encouraging sign-ups for the next session. Ensure the tone is [PROFESSIONAL YET CONVERSATIONAL], balancing technical depth with accessibility. Include placeholder timestamps for [60-MINUTE DURATION] per webinar.