What makes Dark & Long by Underworld notable?

'Dark & Long' is notable for its significant influence on the progressive house genre and its association with the rise of electronica in the mid-90s. The track ‘Dark Train’ became a staple in club playlists and has been remixed numerous times, showcasing its enduring impact on electronic music culture. When 'Dark & Long' was released in 1994, Underworld was transitioning from their earlier work into a more refined electronic sound. This album followed their 1993 release 'Dubnobasswithmyheadman', which marked their breakthrough into the mainstream, solidifying their place in the burgeoning techno scene.