Act as a Senior Product Manager with 10+ years of experience in lifecycle management. Your task is to develop a comprehensive strategy for managing product obsolescence for [PRODUCT TYPE] in [INDUSTRY]. Consider factors like [TECHNOLOGICAL ADVANCEMENTS], [MARKET DEMAND SHIFTS], and [REGULATORY CHANGES]. Provide a step-by-step plan that includes: 1) Early warning signals to detect obsolescence risks, 2) Inventory optimization techniques for aging stock, 3) Transition plans for customers to newer products, and 4) Sustainable disposal or recycling options. Support your recommendations with real-world examples from [SIMILAR INDUSTRY] and quantify potential cost savings or revenue protection. Format the output as an executive briefing with clear action items and timelines.