At the same time, would it not be beneficial to have protocol regarding especially sensitive material? If we are taking extremely well connected persons, then public posting is being tracked. If investigators discovered something really important yet speculative, that without perhaps physical intervention and documentation could disappear forever, shouldn't we have something in place to mediate getting that to the group until we have all the facts? Surely there must be a middle ground.

Exactly. We're here to expose info, not share secrets.