You are absolutely right. No matter how many down-votes you receive. The scientific illiteracy on HN is astounding considering the audience it tries to cater to (college-educated software engineers).
It really is astounding. About the wettest the atmosphere can get is a rain cloud and one several kilometres in height and several kilometres in length will drop a few millimetres of water. Yet people seriously believe that these little things will suck more water out of much less atmosphere.