Time Warp demo was created with Inform and has IFID D15152A6-EDB7-464C-81F6-1F7B5AEE55F6. To play a work like this one, you need an interpreter program: many are available, among them Zoom
for Mac OS X and for Unix; Windows Frotz or Windows Glulxe for Windows.
Or you can play without downloading anything by following the 'Play In-Browser'
on your web browser.