Anyone investing in the cryptocurrencies markets at the present time should read this. The hack will have negligible impact on the crypto ecosystem compared to what will happen when Tether goes bust.
Mt. Gox was just the tip of the fraudulent iceberg. The article is long but the information contained within is excellent food for thought. Sorry to post this here like this but it's a summary of what has happened and how prices have gotten this high and I believe everyone should have a chance to take a look for themselves.
https://hackernoon.com/a-brief-history-of-bitcon-cf358da30bf0