There is a lot of confusion as to what storygames on the site actually are. They are NOT CYOAs. They are text adventure games, of the sort that entertained computer fans when graphics were in they're infancy because of two things:
1: They are on a computer - These are not books
2: They are shorter in length than CYOA books (although CYOA books are shorter than ordinary books)
3: They contain game elements - Two notable examples are the Wal*Mart game and 8 goals, 28 rolls, which are more games than stories.
4: They can contain variables - Although the Lone Wolf series uses variables and traits, it is not widespread and difficult to implement in books.
5: They can contain video