http://xhqthou6scpfnwjyzc3ekdgcbvj76ccgyjyxp6cgypxjlcuhnxiktnqd.onion
In particular, different groups often unwittingly run a variety
of experiments in parallel, and at the same time we're constantly modifying
the design to try new approaches. If you let us know what you're doing and
what you're trying to learn, we can help you understand what other variables
to expect and how to interpret your results.