Thanks a lot for the primer on using Alt Texts, I only really thought of it as useful for those who were using screen readers or were visually impaired, but now, after reading this and your article, I can see their alternate use for publicity within Google. Thanks for passing along the info!
RE: How the use of Alt Text can drastically improve the visibility of your Steemit Blog by lifting it higher in the Google Search. Try it, you may be surprised with what you see..!!