* Plenty of drivers to keep big BTC swings in motion but seems more orderly

* FOMC lit the dollar's blue touch paper and BTC fell post Fed

* Fed and World bank's blow to El Salvador's BTC ambitions noted

* BTC fell 5% Wed, a relatively small move by bitcoin standards

* April into May big price swings, tweet driven, not repeated so far in June

* Healthier BTC mkt could allow price to challenge big tech levels near-term

* 200DMA $42,812, 38.2% Fibo $64,895-$30,066 at 43.370 and $42.826 cloud base For more click on FXBUZ

(Peter Stoneham is a Reuters market analyst. The views expressed are his own) ((peter.stoneham@thomsonreuters.com))