This interesting set of maps is an example of how presentation can triumph over content. The pretty maps total to not a huge amount of information on dialect differences in the United States, a topic that has been posted about here on HN before, but their sheer prettiness prompted me to share the link to my Facebook wall, whereupon Facebook showed me on my home page that five of my other friends have already shared t…
It would be so much better to have individual level data (perhaps with personal info such as age, etc. removed) so other people could do their own analysis (e.g. clustering).
I don't want this to be interpreted as criticism of Bert Vaux and his colleagues: there is incentive in academia to not share data, since you get credited for the uniqueness of your work, and get no credit for collecting data used by others. I just hope the situation changes.