Also, consider that the credibility of the speaker is at minimum when his or her identity is unknown. The same holds here; we dismiss tin foil hat vanities from posters we don't know citing no verifiable sources to back up their allegations.
There has been some wide speculation on various Delaware blogs as to the identities of the 4 John Doe's.
The entire thing revolves around what was a very contentious election for Mayor and Council in that town...up to an including allegations of voter fraud regarding absentee ballots.