Stock market dot com 2.0?

From 2000-2012 the stock market went sideways with 2 major crashes. For over 90 years the market has always corrected to this support line. The Great Depression and dot com bubble. I believe history will repeat and we will potentially at some point go sideways for a decade with big crashes before recovering. It’s going to be so boring if this happens. This is just what it could look like