The performance of cryptocurrencies in the past seven days might have seemed slightly unexciting, especially since the total market capitalization increased by “only” 1.8% to reach $2.7 trillion. However, even with the muted price action, some altcoins managed a decent rally. Bitcoin (BTC), on the other hand, was down 6% until Nov. 28, but it still managed to close the week up 1.5% after a…