For Jazz Musicians in 2021, Two Was the Magic Number 

Source: The New York Times.

Throughout 2021, I often got the most out of records made by duos, which allowed me to hear musicians not just collaborating but conversing directly. It likely wasn’t just the pandemic that brought me there, or that led to so many great duet recordings this year: We’ve been tunneling toward mutually assured isolation for a long time, embracing a digital existence that has reorganized, among other things, how we talk to each other and how we make music.