In reply to mark k..

@Ron. 3 million people were forced to upgrade because of a security issue which probably not applicable to most of them because they don't use the feature.
On that simple layer the design of the jeypack plugin badly affect it users.

But it goes dipper, and just because you have some checkboxes to make you feel in control, doesn't mean that the software is developed in modules which are totally separated from each other. Since they are most likely not, a change done to have feature X in module A can result in a bug in module B.