On Tue, 2024-06-25 at 04:55 +0800, Bret Busby wrote: > Why not simply publish it as a PDF file?
It's available on Amazon in print-on-demand (paperback or hardback) which I did indeed publish as PDF. But Amazon doesn't let you upload a PDF to be published for Kindle readers. They accept only Windoze M$ Word, ePub, and mobi.