Cryptocurrencies are decentralized forms of electronic money, yet for the most part, the places where you obtain cryptoassets — exchanges — are thoroughly centralized. This centralization has a practical and a political downside, since not only does it introduce single points of failure in which precious funds might be lost, but it’s likely to lead to concentrations of
Source: https://cryptonews.com/exclusives/decentralized-exchanges-set-to-accelerate-in-2021-9221.htm