I've seen some things in my time. Grown adults staring at red screens at 3am like it's a horror movie they can't look away from. Traders who

I've seen some things in my time. Grown adults staring at red screens at 3am like it's a horror movie they can't look away from. Traders who turned $10K into $100K and then back into $2K in three Tuesday afternoons. People who clicked "sell" when the chart was loading slow and accidentally bought the top because of a lag spike. That last one? That was me. We all have our moments. Let me spare you the tuition. Here are the six dumbest ways I've watched accounts get obliterated - and the single boring habit that quietly saves the ones that...