Jim Logan, after being on the receiving end of some of the worst treatment from the Church if Scientology as an "SP", including having his family destroyed through L Ron Hubbard's enforced disconnection policies, has now published his effective blow against the enemies of the group he has been pretending to be part of.
The heavens and the Earth are shaking in its wake.
It turns out that LRH never intended anyone to actually disconnect from anybody else. That was all David Miscavige's idea.
Here it is: http://www.scientology-cult.com/3d-engram.html