Although the Eagles might represent the pinnacle of rock and roll excess to some, they were actually one of the most self-aware bands of their era. Even their definitive hit ‘Hotel California’ is much more than the supposed homage to the carefree lifestyle of the rich and famous in Los Angeles. The band’s songwriters often turned their self-aware gaze on the Eagles themselves, which produced great acrimony, a crucial part of their story. Famousl…