Help! My WordPress Site Looks Different! And other tales of upgrading to 5+

In the past few weeks, several people have emailed me in various stages of panic about the new look of their WordPress admin area. They had updated to WordPress 5+, which features the brand new Block Editor AKA Gutenberg, and were flummoxed by the new changes.
This guide introduces the new editor along with some of the common questions and issues.
