If you use the Internet, you probably often have to fill in forms. It can be registration forms, login, password forms and whatever else. This job is very monotonous, boring and routine: you rarely have to fill in something interesting, usually it's very typical information like name, date of birth, address, e-mail, etc...
Nowadays, every computer and internet user is subscribed to a lot of services requiring authorization with password. However, only a few use password generators. Every day we need to log in to our PC, to our email account, to our bank account, to a lot of programs, to some folders and documents and many other places...