I'd have to agree, the last 2 weeks in the US alternated between slow and going by too fast. I was super stressed trying to get everything done, so I didn't really get to enjoy it at all.
Yes, they didn't give me any hassle as far as the 'change of circumstances' went. I think some of that had to do with the fact that my husband was able to land another job before I arrived. If he had been unemployed, who knows what the result would have been.