This group is large and hardly a bunch of amateurs - they wouldn’t remotely take the chance of going public without having gone over their data over and over and over again.
My bet is that it’s shown to be a valid result (will take a while, as duplicating their experiment will be very expensive and time consuming.)
*****their experiment will be very expensive and time consuming*****
Now that’s funny right there;)
Once they prove it to everyone’s satisfaction nothing will be done with the discovery for several million years ~ because, as it turns out, neutrinos are really difficult to interact with.