I wasn't pouncing, I was trying to help the OP think critically about his idea and if it was worthwhile. I have found it's often better to help someone discover the answer for themselves than just pointing it out, which can be perceived as an attack and met with consternation and a counter-attack. I obviously failed in my approach.
@Sanad , I could share a shit pile of pictures of animals killed using absolutely zero scent control, or you could just take my word for it. It doesn't matter. Spend the money saved on wind checker, spend the time saved taking the long way to get the wind right.