Goldman Sachs Inc.’s Global Head of Investment Research on Cryptocurrencies

Steve Strongin believes most digital currencies are unlikely to survive in their current form and that investors should be prepared for coins to lose all of their value; Strongin states that they are likely to be replaced by a small set of future competitors; he cites the high correlation of cryptocurrencies, the lack of intrinsic value and speed as reasons for concern; Strongin still is optimistic on blockchain technology. Source