You would have a somewhat different understanding of Walker's mindset if you knew what the "unedited" version was.
In the vast majority of cases the 700 issue has always come down to some version of driver error and/or botched maintainence, it might be why, after all these years, no lawyer has ever produced the condition in a courtroom. As in all things, if you use your head, don't screw with it, and don't load/unload your firearm in the truck, family room, on a horse, in a boat, pointed at your kid, your good to go. Mechanical parts can and do fail on occasion but they're no substitute for common sense.