LOL Yes, sometimes JWs disfellowship those who have sinned. They also frequently don't disfellowship those who have committed multiple serious sins, for instance, child molestation. A pedophile in my home congregation molested his natural children, was reported to the elders, and nothing was...
I'm sorry, but your post just absolutely cracked me up. Cravings for "immoral sex" seems to be the reason branded into the brains of JWs as to why anyone would possibly want to leave the JW organization.
Why don't you try considering that the majority of former JWs have left the JW...
I'm rather surprised that you have taken this tack as a way to defend the JW religion, since the JW religion is just about the most Pharisaical religion on the face of the earth.
EVERYTHING in the JW religion is controlled...what you are supposed to wear...the people with whom you should...
I do have to object to several of your statements here. There are, for instance, JWs who have committed murder...JWs who steal...JWs who commit all sorts of crimes. As an example, in my home congregation there was a ministerial servant/former pioneer minister who murdered an elderly woman...