Some evidence for people of 'East Asian' ancestry living in Roman London — new post :) http://www.caitlingreen.org/2016/09/east-asian-people-roman-london.html …pic.twitter.com/ibCwBoXakZ
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Paper says they plan to do this; poss trying to get it out there + not delay? Also, York studies are well-respected without DNA.
I'd question that, to a degree; DNA based on modern populations + depends which kind you use etc etc e.g. mtDNA=only female line.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.