They wont... this would fail on a lot of levels. More players means more expenses for food and such, reeds, pads, ect, and things like clarinets cant handle the climate changes that corps go through. the changes in humidity and temperature would make them crack and break. its a logistical NIGHTMARE if you think about it... that and well, woodwinds were never made to march. not like this they werent. most of these instruments were made specifically for marching and thats why it works. no they are not bugles that were the "original" marching instruments, but they are evolved versions.