It seems that the alpha loops back over to 100% after it reaches 0% if it it starts lower than 100%.
DrawText(0,'TEXT TEST',280,$7FFFFFFF,0.2,8,300);
I also created a command that draws to a person's screen what you put in the command, and once I reached the 72nd character, error messages came popping up and was needed to control+alt+delete to close out Soldat.