agreed. The overall message , way premature for that date was somewhat prophetic as we approach becoming more of an invasive presence on the red planet.
We do make sure that all the gizmos are uber clean when sent out there but that still is no guarantee. Life will persevere.
Im not excited about mthane since it can be formed in small quantities by non biological tectonic processes. Tell me they foound long chain esters and fatty acids and a coupla things like purines and pyrimidines, Im there with a microscope and my handy butterfly net.