If they didn't filter aggressively, that would mean that their more technical staff would be deluged with crap. And then quit. I was operations/development at

If they didn't filter aggressively, that would mean that their more technical staff would be deluged with crap. And then quit. I was operations/development at an ISP once, had three layers of acceptably competent support techs between the customer and I and a serious reputation as a fire breathing dragon if a non-issue was escalated to me - but -still- regularly lost half my day dealing with escalated "urgent problems" that were neither.