What makes Drunk on the Pope's Blood/The Agony Is the Ecstacy by The Birthday Party notable?

Drunk on the Pope's Blood/The Agony Is the Ecstacy is notable for its ambitious structure, especially the title track which spans over 16 minutes. It solidified The Birthday Party's reputation within the underground scene, influencing numerous post-punk and gothic rock bands that followed, while also receiving significant critical acclaim for its innovative sound. In 1982, The Birthday Party was transitioning from their early work to a more experimental sound. This album followed their critically acclaimed release 'Junkyard' and is often seen as a pivotal moment in their artistic development, showcasing their embrace of darker themes and complex arrangements.