it's control [data] for all the obvious confounds. So, what do we see? When the market is high, people log in all the time, because positive information makes you feel good, so you seek it out. And when the market is low, people avoid logging in, because negative information makes us feel bad, so we try to avoid it altogether. And all this is true as long as bad information can reasonably be avoided. So, what you don't see here is what happened a few months later, in the financial collapse of 2008, when the market went drastically down