• BTC flopped -5.2% to as low as $84,838, but recovers to -1.4%

• Last $88,202, BTC might keep its feet out of bearish path

• Fri close below $86,294 will place it below 38.2% Fibo support

• Would also engage Bollinger downtrend channel, lead to test of $80k

• Early Fri slump cued by Trump's bitcoin reserve details

• Crypto czar says won't buy additional BTC using government funds
BTC:

(Ewen Chew is a Reuters market analyst. The views expressed are his own.)