This is just a different spin on the 'not enough qualified Americans for us to hire' chicanery that tech companies love to use. They want us to believe that they are not hiring H1-Bs because they can force them to do twice the work for half the pay and be contractually bound to them.
Cook, Zuckerberg, and the rest of the bigwigs are all in the tank for Clinton this year. If she gets in you can expect the tech industry to follow the same path as the textile industry out the door. On the bright side everybody will be able to use whichever bathroom they choose.