"An atom which came into contact with such a strangelet would be stripped of its electrons by e+e¡ annihilation. The exposed nucleus would then be absorbed by the ever growing strangelet. This process would continue until all available material had been converted to strange matter. We know of no
barrier to the rapid growth of a dangerous strangelet."
Review of Speculative Disaster Scenarios at RHIC
oh... this is just theory anyway, not just in the RHIC examination. They are totally sure it can't possibly happen. The above is just the reason people get nervous about it. Hey, they weren't sure the nuclear reactions from the first Atom Bomb would stop before consuming the world. Wow!