NFCI EMA Crossover Strategy

National Financial Condition Index (NFCI) EMA Crossover Strategy
** Inspired by Tomas X post**

NFCI moves approximately inverse to BTC/TOTAL.
Crossover between the inverse NFCI and its EMA provides some signal.
EMA length of 28 is default value as per Tomas post.
Use on the 1W chart.