"We have all the damage we could possibly ask for in our laners."
"What should I build then? Hmmmm..."
"Ta-"
"I KNOW! STRAIGHT DAMAGE!"
"... But we have all the damage we need in our lanes."
"BUT THIS'LL MAKE US HAVE SO MUCH DAMAGE THEY CAN'T POSSIBLY STOP US!"
or

?
I'm not going to build Tank on an adc if my team has enough damage. Not even try for that