Pi Coin has seen a sharp drop in price and market cap, losing 30% of its value in one week.Concerns arise about Pi Coin's ability to stay in the top 30 cryptocurrencies due to its struggling market position.The impending wave of token unlocks and lack of listing on Binance are further setbacks for Pi Coin.There are some hopeful signs of a potential turnaround, including a possible buying opportunity and Fibonacci support zone.