[1][3] He worked with keyboardist Jackie Mittoo and producer Coxsone Dodd on "Armagideon Time", a single[4] (and later the title track of a Studio One album)[5] recorded over the "Real Rock" riddim.

"Armagideon Time" is included on the four CD anthology Tougher Than Tough: The Story of Jamaican Music, which Mango Records released in 1993.

[6] According to label chief Randall Grass, the album was recorded between 1978 and 1980 at both Channel One Studios and King Tubby's studio, utilizing musicians including Sly and Robbie and the Revolutionaries, Soul Syndicate, The Gladiators, Jackie Mittoo, Bobby Ellis, Cedric Brooks and Bobby Kalphat.

In a September 2014 interview with Midnight Raver, Williams revealed that the Uptempo and Smugg record labels have been copying his music without permission and releasing it on compilation albums.

[7] In 2019, after a three-year hiatus due to a knee injury, Williams began a musical collaboration with the electronic musician New Chance.