You’ll also be watching American businesses dying as they lose to global competitors who operate in a much more favourable regulatory environment, because their country doesn’t force them to pay 150k per engineer.
Alternatively, the USA as a country could put some effort into education, so as to be self-sufficient in available, skilled workers.
But you're simplifying things - do we really know that lack of cheap Indian H1-B or L1 workers is what's killing Cisco? No. We don't even know that Cisco is being killed. They just gave $10+million dollar bonus to the CEO, as we learned elsewhere in these threads. That suggests robust health.