Given that Duane Allman passed away in 1971 and the band’s commercial peak was the early 70s, there is no official "2021" hits album. Thus, any RAR bearing that year is a fan-made or blog-sourced collection.

While no official album titled exactly "Greatest Hits Rar 2021" exists in the band's standard discography, 2021 was a significant year for Allman Brothers Band fans due to a major archival release and renewed interest in their definitive compilations. For listeners seeking the "best of" the Allman Brothers in a modern digital format, The Major 2021 Release: Down in Texas '71

Conclusion A responsible “greatest hits” representation of the Allman Brothers Band — whether packaged in 2021 as a RAR or released through official digital channels — should balance studio singles with emblematic live performances. Such a compilation must honor the dual pillars of the band’s legacy: memorable, emotive songwriting and an improvisational approach to performance that elevated rock into a communal, exploratory art form. Listeners encountering the band through a greatest-hits collection should be encouraged, ultimately, to delve into full-length studio albums and landmark live records like At Fillmore East to fully appreciate the scope and depth of the Allman Brothers’ contribution to American music.