I'm getting spanked right now...we are up to $808, but I still expect a leg down to the high $600s...so I am in USD as the price goes up. All my hard earned rankings gains yesterday, slipping away! Hopefully it is only temporary.
I posted my technical analysis of my expected medium term behavior here:
https://steemit.com/bitcoin/@chainsaw/bitcoin-technical-analysis-1-12-17-up-or-down