According to Mike Silagadze (@MikeSilagadze), Bitcoin Pizza Day is being celebrated, marking the anniversary of the first documented Bitcoin transaction for a real-world item—two pizzas for 10,000 BTC. This event highlights the dramatic appreciation of Bitcoin's value over time, serving as a reminder for traders of the cryptocurrency market's volatility and long-term growth potential (Source: Twitter/@MikeSilagadze). The annual recognition of Bitcoin Pizza Day often correlates with increased social media engagement and trading activity around Bitcoin, making it a noteworthy event for short-term price movements and sentiment analysis.