Market Cap to GDP is a long-term valuation indicator that has become popular in recent years, thanks to Warren Buffett.
The above chart was created by Doug Short, highlighting the current level of the Buffett indicator. As you can see, it's now hitting its second highest level in the past 60 years -- surpassing levels reached in 2007.
The above 5-pack highlights several important U.S. Stock indices that all happen to be facing resistance lines dating back at least 15 years.
This looks to be a unique and rare "Technamental" situation we have on our hands and I find it very interesting.