Gilmour recorded his 2nd solo album, About Face, in 1984, and applied it to express his emotions about a range of subject areas, within the murder of John Lennon to his marriage with Waters. He afterwards said that he used the album to length himself from Pink Floyd. Cite https://eduardotlaoe.ampblogs.com/detailed-notes-on-pink-floyd-dark-side-of-the-moon-71542377