Armstrong Dow doubling doesn’t make any sense. The Dow is like barometer, it predicts the future. If he’s right, the US economy will boom. (possible)
The way it looks now though, no new highs for over a year, Dow is predicting a futher drop with a recession.
http://www.marketwatch.com/story/bearish-megaphone-pattern-calls-for-stock-market-selloff-2014-11-12