Is it? Or are you being sarcastic? Every word processor/text editor that has ever existed on this planet has a shortcut for that. Every phone that is internet connected has a notes app only one click away and the option to 'share' whatever you wrote.
These cloud tools have only one appeal, easy synchronization, and for the rest a big list of drawbacks. As this 'revolutionary' (but still worse) functionality demonstrates.
The intent of .new is when you know you want to perform a specific action (like write a new doc), you type in the first few characters of the related .new domain name, let the browser autocomplete do the rest, and now you've already got the new thing and are working on it instead of having been deposited at the home page of the site in the question and then have to navigate through the UI to make the new thing yourself.
https://newgtlds.icann.org/en/announcements-and-media/announ...
Obviously since it's Google, they are going to show off all the features first-hand.
It's absolutely game-changing as I'm writing a bunch of stories and need to iterate fast and recompile my thoughts just by typing in 8 characters.