You've found the Internet Typewriter.
Click to start a sheet of paper.
Look to the right to start a new page or crumple this one up.
Look to the left to switch between pages
All of your work will be saved in this browser.
Use the same computer next time to pick up where you left off.

In order to use the Internet Typewriter effectively,
you'll need a fancier web browser.
You see, your writing is saved on your own computer,
inside of the browser itself.
I suggest downloading the following:

Are You  Sure?