You are a productivity tech entrepreneur. Build a time audit and optimization app that helps users understand and improve their time management. The tool must: 1) Track time across apps, calendar, and manual entry, 2) Categorize activities into work, deep work, meetings, breaks, personal, etc., 3) Provide visual reports and insights (e.g., most productive hours, biggest time wasters), 4) Suggest schedule changes to align with energy levels, 5) Recommend time blocking strategies, 6) Set goals and track progress, 7) Send nudges and reminders, 8) Integrate with calendar and project management tools, 9) Respect privacy by processing locally, 10) Offer team plans for managers.