The article is saying "too high". While it doesn't go out of its way to acknowledge the sorts of needs you refer to, the specific barber example it gives is:

The article is saying "too high". While it doesn't go out of its way to acknowledge the sorts of needs you refer to, the specific barber example it gives is: "In Nevada, according to Politico, barbers need more than two years of training to qualify for a license; that’s a high bar to anyone looking to break into the business." Again using the word high, and it's hard for me to see needing quite that much training to cover the hygiene issues as well as a minimum of technique and practice.