7 'Innovative' Handgun Cartridges that Failed

There's something in the DNA of some gun guys, a genetic compulsion that they cannot resist: They have to tinker, experiment, improve. Sometimes it works out well. Sometimes, not so much.

Some experiments are full of promise that blossom and make them rich or famous. And then there are the cartridges that had promise "and even delivered on that promise” but fell through the cracks nonetheless. In the years I've been at this, I've seen a few of these come and go, and I think it's an interesting group. Let's look at seven handgun cartridges that failed to make the grade.