almost every block of text on this page is editable and this section is no exception! seriously give it a shot. all the main latin lower case letters and numbers are available.
very good! you are now in possession of the aperture science handheld portal device, with it you can create your own portals. these intra-dimensional gates have proven to be completely safe, the device however has not. do not touch the operational end of the device. do not look directly at the operational end of the device. do not submerge the device in liquid... not even partially.