Companies like Yelp will only take notice when they aren't able to hire in the Bay Area for entry level roles. They can already see that it's heading that way,

Companies like Yelp will only take notice when they aren't able to hire in the Bay Area for entry level roles. They can already see that it's heading that way, that's why they're moving support to AZ. It's cheaper to move their entire support operation to a different state than it is to provide a Bay Area wage.