Driven by Adele, vinyl and CD sales both went up in 2021, data

Is the CD Revival an Actual Thing?

Adele was an outlier in a year when most pop stars were making tracks - The Boston Globe

CD Sales Are Up in the U.S. for the First Time Since 2004

Adele's new album 30 set to overtake Abba's Voyage in charts as sales show the CD isn't dead yet

Adele albums and songs sales - ChartMasters

10 Records Adele's 21 Absolutely Smashed in the Last 10 Years

Adele '30' Deluxe Exclusive Editions: Where to Buy, Find Album Online

Adele's 30 drives first US CD sales increase in 17 years

Driven by Adele, vinyl and CD sales both went up in 2021, data says

Independent record store boycotting Adele over vinyl shortage - Thred Website

Vinyl revival - Wikipedia