Pre-Flight Checks and Balances

In the first week of July, I had a dream in which I was invited to a friend's house for dinner. Their house was situated on top of a mountain and had many full-length windows. It was night time and they were expecting more guests. My friend was distressed because large cracks kept appearing in the ground of the front garden. She kept going outside and raking over the crevices, so that it wouldn't distress the guests when they arrived. There seemed to be some sort of shaking going on...