I don't know. Some of those statements still look correct at the time they were made and then people found out how to work around them. I don't think anyone has

I don't know. Some of those statements still look correct at the time they were made and then people found out how to work around them. I don't think anyone has shown his general assumption is wrong really. The issue is we don't know what the ceiling is for these things is yet because we haven't hit it. But that doesn't mean there is no ceiling.