I feel like 8/10 times I play if I dont pick a smoker we don't have one. Smokers are really fun and useful why do people avoid it like it's the worse impactless role?

Hi guys, just got into Valorant about a week and a half ago. Finally hit Plat 1 today after starting in silver. I was wondering do people usually focus playing on one agent/focus on a certain group of agents like duelists, controllers etc....