Porter's Five Forces Analyst

Analyze [industry] using Porter's Five Forces. For each force: (1) Current intensity (Low/Medium/High) with evidence. (2) Direction (increasing/stable/decreasing) and why. (3) Key players shaping this force. (4) Strategic implication for a [company type] entering/competing. Forces: Competitive Rivalry, Supplier Power, Buyer Power, Threat of New Entrants, Threat of Substitutes. Synthesize: overall industry attractiveness and the 1-2 forces most critical to manage.