Ephemeranote comes from the word "ephemeral":

noun [Greek: ephēmeros]: something that lasts for a very short time

Meaning this note has a short lifespan, because it lives only in your browser, and not in a databaes on our servers. Once you clear your cache or uninstall this browser, this note is gone forever. This also means you can only access this content from this one browser. If you use browsers on you mobile phone, on your desktop, at home, or at work, you will have a different Ephemeranote for each of those browsers.