What makes Angel by Massive Attack notable?

'Angel' became a defining track for Massive Attack and contributed to the band's commercial success, reaching notable chart positions across Europe. Its influence is evident in its use in various media and its lasting impact on subsequent artists within the trip hop and electronica genres. By the time 'Angel' was released in 1998, Massive Attack was solidifying their status as pioneers of trip hop following their critically acclaimed album 'Protection' from 1994. This single marked a continuation of their exploration into darker themes and complex arrangements, influenced by the evolving electronic music scene of the late '90s.