News: Bitcoin experienced a significant price drop on May 15th, breaking key support levels and indicating short-term bearish momentum. Meanwhile, long-term indicators remain cautiously optimistic, with ongoing institutional adoption efforts and advancements in mining hardware efficiency. Elon Musk's comments on monetary policy and his personal Bitcoin holdings provided a minor sentiment boost, while a unique NBA player's Bitcoin fundraising campaign highlights creative adoption avenues.

Market Probabilities: 
Bull 40% | Base 40% | Bear 20%

Recommendations: 
Short-term: SELL
Long-term: BUY
{"sentiment": "neutral", "price_direction": "up", "impact_strength": "low", "timeframe": "medium_term", "confidence": 0.5, "key_reason": "The halving event directly reduces the supply of new Bitcoin, a fundamental driver of its value. Cou"}