All you do is take off the cap, write, and put the cap back on. Basically, it's an input system that uses a special pen and ordinary paper, pre-printed with a dot pattern. Whatever you write is timestamped and encrypted. No more shopping carts, logins, passwords, and so on. Just a checkmark on a sheet of paper.
Companies are familiar with using magazines, catalogs, and checks.
Arabs and Asians can write in their languages. Read more about it at anoto , especially in the Technology section. Updates I add new pages every month.