Браво, вы не ошиблись :)
all the exchanges mentioned in this list, has personal unique advantages and disadvantages, primexbt <a href=https://old.upc.edu.ar/are-you-actually-doing-enough-join-primexbt-contest/>https://old.upc.edu.ar/are-you-actually-doing-enough-join-primexbt-contest/</a>, and optimal solution for the user may be not be good solution for another.