Large volume of transactions still goes to centralized exchanges but of course we love to have a decentralized wxchange where there is no KYC and limiting in transaction that if you have a large or volume of transactions to be made. But, whatever it would mean too risky for we do not know that platform can be a phishing or just waiting for the right time to run away with bitcoins. Being careful is a must may it be a decentralized or centralized.