A secular shift might be underway here, accelerated by political rhetoric and the threat of a trade war with China. You can be sure of one thing, market sentiment has soured and it’s decimating the tech sector. The Nasdaq 100 is where all the growth was coming from, but that’s over now. The latest rout was severe and it doesn’t seem to be over. Maybe it’s time to rethink things a little. Maybe it’s time to start playing some defense.