Although the current trend is good, everyone must have a risk awareness. Bitcoin has risen so high, is there a need for a pullback? If Bitcoin falls, will altcoins follow? If Bitcoin falls, will altcoins surge? And other questions. If you are a traditional Chinese medicine practitioner, you would definitely observe, listen, ask, and feel the pulse, right? Identify the problem and prescribe the right medicine. If you are a trader or investor, what would you do?