The Kindle Scribe is a new hybrid e-reader and e-note. You can view and edit PDF files, freehand draw and also conduct handwriting notes in Kindle books. PDF files are a different beast on the Scribe.

When you want to reuse the content of a PDF in Microsoft Publisher but you lack access to the file from which you produced it, you can't import the file directly into your target application.

Yes, you can send a PDF to your Kindle. If you have a text you'd like to read on your Kindle, however, you don't have to ...