From the Amazon Website:
About Amazon Shorts:
- Amazon Shorts are available exclusively at Amazon.com; you will not find them anywhere else.
- Amazon Shorts are delivered electronically; there are no printed editions.
- Amazon Shorts are yours forever - after purchase, you can read them anytime at Amazon.com. (They'll be stored forever in Your Media Library in PDF, HTML and text e-mail formats.)
- You are free to print Amazon Shorts to read in hard copy form at your convenience.