When the speed, weight, and let-off become enough to justify the expense (especially if/when you can find one on a deal), then make the switch to the new bow as being the "primary". Having "ol' Reliable" as the "back-up" is never a bad thing.
America needs to understand that our troops are not 'disposable'. Each represents a family; Fathers, Mothers, Sons, Daughters, Cousins, Uncles, Aunts... Our Citizens are our most valuable treasure; we waste far too many.
