There is a hidden flaw. It is called a "Quantum Computer" that can be used to crack the ECDSA algorithm that bitcoin uses.
There is no easy solution to the threat QC creates.
Yes, we can make a new address format that is quantum safe, but we CANNOT protect the coins in old "lost" addresses, because to protect them, the owner would have to move the coins to a new kind of address, and it cant be done, because those coins are lost.
Bitcoin price value nose dive to a year low as posted on the market thread. But it is not the end of it, remember that there are a lot of Factors affecting the crypto market now a days, The in fight on the status on the market really affects the confidence level of the consumer's, plus the negative news posted on social media all of these contribute to the drops on the price value resulting to massive sell off. But i am confident that the market will recover soon.