That is just a measure of the confidence the seller has in his product. He's he says that there's a 219:450 chance that his product will go bust before the period is over :)
(ocultar) Si deseas encontrar un adversario de parecido nivel de juego al tuyo, echa un vistazo en la página de Clasificaciones del tipo de juego que quieres y busca a uno con un BKR similar. (pauloaguia) (mostrar todos los consejos)