This was the occasion of a $900,000,000 security spendfest
Crews operating within the Restricted area were required to apply months ahead for security clearances.
A number of floatplane operations were seriously impacted because security inspection of pax was required and many of the locations did not get a staffed security post; so, had to make an intermediate landing or shut down service.
Flight schools were effectively shut down. There are a number of lawsuits filed for business losses.