Any other good clones on steam, this one was good but not quite right.

when they don't?

Does this game follow the authentic Tetris guidelines, as stated in this document? http://tetris.wikia.com/wiki/Tetris_Guideline If not, which of the features are not included/represented?

Please add one mode with less lights and less movements in the background just to make a better experience for players with epilepsy.

in the controll options i can t finde a thing about it.