Are Market Moves Happening Faster?

The S&P 500 hit an all-time high on September 20, 2018.
A little more than two months later, after a shellacking on Christmas Eve, it had fallen 19.8%.
The 95 days from peak to trough was the fastest bear market since the S&P fell 19.3% in just 45 days in 1998.
Since bottoming (for the moment, at least) the day before Christmas, stocks have now risen more than 10% in just a few short weeks.
These wild whipsaws see…