Carbon Sequestration Will Cause Earthquakes

Oh shocker...pump a gas underground under pressure and it causes problems?  Amazing...

http://www.latimes.com/news/science/sciencenow/la-sci-sn-carbon-storage-may-cause-earthquakes-20120618,0,5073255.story

The reason carbon sequestration is a really BAD IDEA, is that this carbon will eventually find it's way out.  We would be dooming some future inhabitants to an atmospheric butt fuck.  A bad idea no matter who populates Earth...