Hits like "Speed of Sound" and "Fix You" were engineered perfectly to fill massive arenas.
The band shifted away from simple piano ballads toward heavily layered, synth-driven, "spacey" guitars. X&Y YIFY
You can easily hear massive nods to electronic legends like Kraftwerk (on the track "Talk") and the soaring, ringing guitars of U2. The Themes: Vulnerability and Doubt Hits like "Speed of Sound" and "Fix You"