Any black hole we could conceivably create would completely evaporate in nanoseconds. There's even conjecture that the LHC may have created some already (althou

Any black hole we could conceivably create would completely evaporate in nanoseconds. There's even conjecture that the LHC may have created some already (although it's not probable, it's not entirely outside the realm of possibility). It's not like they stick around eating more once you make them.