For those curious, here is a YouTube video of Joan Jett singing Smells like Teen Spirit with Nirvana.
More to the point--- what does this mean for your money?
My take--- watch 4000. If the Nasdaq breaks that support level and makes a run at lower prices, it's time to take notice. I do have a 'line in the sand' number, but as we haven't even begun to approach it yet...I'll simply keep watching the Nasdaq for further weakness.