Spoiler, its RDT
In case people do nto know what RDT is, which they really should if they have been into coffee for a little while as it makes a big difference:
RDT is Ross Droplet Technique, which is very much adding water to beans. Named after David Ross who came up with it back in 2005
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My favorite part of that paper is that thanks to them actually measuring particulate size we now have empirical proof adding a small amount of water improves the consistency of your grind:
it is clear that the inclusion of even small quantities of water (as low as 5μLg−1) results in an immediate reduction in electrostatic aggregates of boulders and fines
