As a lover of lava lamps, [Julian Butler] knew when he saw a coworker’s modern LED incarnation of the classic piece of illuminated ... a Raspberry Pi and all the lamp’s associated electronics.

Beatles drummer Ringo Starr was photographed with his aqua-hued Astro model by the aforementioned lava lamp pioneers. Paul McCartney placed lava lamps on his set. David Bowie proudly displayed an ...