Yahoo customers are advertisers, not people with email accounts. Account holders are just a resource, and in aggregate I'm willing to bet most won't know what t

Yahoo customers are advertisers, not people with email accounts. Account holders are just a resource, and in aggregate I'm willing to bet most won't know what this hack means to them, even if they learn about it. What are they chances they lose 30% or more of this resource, users terminating their accounts? The stock price suggests the account holders don't care or have no meaningful recourse.