After clocking gains of nearly 1,200 percent this year, outperforming heavyweights Bitcoin and Ether, cryptocurrency Cardano has managed to hit a key milestone of 20 million transactions.This was achieved without a single outage in the four years of its existence. However, Cardano has been facing criticism from users lately for the slow ushering in of key upgrades to its network.Cardano had reached two million wallets online with an uptick in traffic as of the end of November.
Its daily transactions surged to over 200,000 per day at the end of last month from less than 10,000 per day at the same time last year. This, in turn, prompted the developers to reconsider the size of each block on the blockchain to accommodate more transactions in
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