I just posted on the CFTC under the "education" tag: 4 reasons to be very wary of the CFTC currency positioning data
And another item has just occurred to me that may of interest if you are new to markets.
Earlier I posted on: Japanese markets are closed for Respect for the Aged Day holiday.
And yet, now I'm posting on Japanese government bond futures open for trade
Yes, it's a holiday in Japan, but note that an important centre from trading JGBs (Japanese Government Bonds) is the Singapore Exchange, and Singapore is open for business as normal today.