What makes Keep It Dark by Genesis notable?

'Keep It Dark' showcases Genesis's ability to navigate the changing musical landscape of the early 1980s, achieving significant radio play and chart presence. It exemplifies the band's evolution as they moved away from lengthy compositions towards more concise pop-rock formats, influencing many subsequent acts in the art rock and progressive pop genres. Released on October 23, 1981, 'Keep It Dark' is part of Genesis's transition into a more commercial sound following their successful album 'Duke'. At this point in their career, the band was balancing their progressive roots with mainstream appeal, as evidenced by their chart success during the late 1970s and early 1980s.