What is this thing exactly??

[Gamereviewgod]

http://www.amazon.com/exec/obidos/tg/detail/-/B00005QEG7/qid=1056660544/br=1-4/ref=br_lf_t_rz_4//102-7443282-4189751?v=glance&n=1063930&s=toys&m=A3UN6WX5RRO2AG

I rember seeing ads for it, but it never actually explained what it's purpose was.

[Anonymous]

as far as I can tell, it adds functions like "brightness" and "contrast" to games. You can probably adjust colors and whatnot, but I wouldn't put much stock in the thing.