How high is too high for ICP?

Could you elaborate on the potential risks associated with the rapid rise in the value of ICP? What factors should investors consider to determine if the current price of ICP is sustainable or if it's approaching a potentially unsustainable level? Are there any historical precedents or industry benchmarks that can serve as a guide for evaluating the fair value of ICP? Lastly, what strategies or precautions can investors implement to mitigate potential losses in the event that the price of ICP does indeed reach unsustainable heights and subsequently experiences a significant correction?