It means if Boeing doesn't get their shit together and fix it by this August, California's high speed rail project will have no problems asking for money in September and getting a requisite tax increase for it in November to start in December. See >>1312197
which will fuck up Californians if it's not fixed before the summer travel season. This pairs with the socal refinery problems causing gas prices to rise in general.
(note I'm not sitting here making this into an either/or about planes or trains just that if this shitshow does not end, people will start looking at alternatives. Boeing has to preform in the next six months or face fucking up airlines who won't be able to sustain the blow very well)