Do the letters in Jam stand for anything like they do in e.g. LAMP? There was no acronym expansion or mention of the name's origin on jamstack.org's top-level

Do the letters in Jam stand for anything like they do in e.g. LAMP? There was no acronym expansion or mention of the name's origin on jamstack.org's top-level page. Edit: eventually found an original definition on Wikipedia: "Javascript, API and Markup (generated by a static site generator)"