it depends on how aggressive you are. the latency absolutely benefits the aggressor if they are good. high latency is a double edged sword in that if you play passively and are consistently caught in the middle of corridors, the latency works against you. most high latency players don't fall...
i have mousewheel up set to primary only and mousewheel down set to secondary only. Makes it easier to swap back and forth. I just habitually swap to magnum after firing the bow in case i need to follow up due to defensive perk or there's just another enemy in sight