FCC Chairman @BrendanCarrFCC reveals why the FCC stopped chasing robocallers one by one and started going after the carriers that let their calls through: "Historically, the FCC would spend a lot of time finding one bad actor, one bot farm operator, and we would identify them, we would fine them, and then they would disappear. We wouldn't collect the fines." "What we're doing now is different. We are looking at every single portion of the life cycle of a call and making it harder for bad…