Did you read the bit where 80% of employed engineers in North Carolina don't have an engineering license, but have an industry exemption from state law? He was legally an engineer for decades up until his retirement.

So imagine if 80% of doctors didn't have some sort of license allowing them to speak about their practice.

> In fact, like the majority of engineers nationwide, Wayne was not required to get a license since he worked for a company under the state’s “industrial exception.”

> By some estimates, 80% of engineers nationwide work legally without a license. By the Board’s interpretation, most engineers in North Carolina could not legally comment publicly on engineering.