I have posted about this contraption over a year ago
But the fundermental flaw of any experiment is the possible outcome to unknown events to a known event...
For example Christopher Columbus was sure he could reach asia by travelling around the globe west - now that in its day was a tremendous leap of faith - but was going on some sound principles and known data and information, what a suprise to him that actually he bumped into the carribean and america's....
sub-atomic particles are not manufactured in a controlled manner - and how do you control particles you don't know could be created
The thing that worries me is not so much as a large explosion or a microscopic black hole being able to form an accretion disk, but more that an unknown anomoly related to how time works within controlling how matter can be held in stable form....
Humans are getting ever closer to understanding how the universe works - but in its thirst for knowledge to get there I do feel they overlook the actual fact we are still a million miles away from gaining that knowledge...and not enough knoweledge is known about what will happen if time is ripped...
Chris