In 2010, the DM Brimstone missile was well underway to being fitted to Harrier according to an article on Defence Codex website, March 2010. It covered missile manufacturer MBDA (maker of Brimstone and Storm Shadow) and interviewed the MBDA Future Systems Director regarding Dual Mode Brimstone (DMB). The website stated (at bottom): -
(
https://web.archive.org/web/20100323105933/http://www.science.mod.uk/codex/issue5/features/features8.aspx)
“DMB is in-service on the Tornado GR4/4A and nearing completion for integration on the Harrier GR7 and GR9A aircraft.”
As the article appears to be from March 2010, is it possible that had Harrier not been removed from service and the Dual Mode Brimstone upgrade completed, that it could have been available for the start of the Libyan campaign that started one year later in March 2011?