What problem does it solve? Setting up product analytics involves choosing between many tools, designing consistent event naming, and complying with privacy laws like GDPR and Korea's Personal Information Protection Act. This Skill guides the full setup so tracking is correct from day one. ## Core Features & Use Cases - Tool Selection Guidance: Compares PostHog, Mixpanel, Amplitude, GA4, Clarity, Hotjar, and Sentry with pricing tiers and recommended combinations by team size. - Event Taxonomy Design: Provides a snake_case object_action naming convention with ready-made event schemas for auth, monetization, and growth tracking. - Consent & Compliance: Covers GDPR opt-in and Korean privacy law requirements, including loading analytics only after user consent. - Use Case: A startup launching an MVP asks for analytics setup and receives a $0 stack (GA4 + Clarity + PostHog Free), a complete event taxonomy, and a consent banner implementation plan. ## Quick Start Set up product analytics with PostHog and Clarity for my web app, including an event taxonomy and GDPR-compliant consent flow.