The biggest issue is a problem of supply and demand.
Drivers don’t like big rigs on the highways because of their intimidating size and slow speed. Semis are absolutely vital to moving goods around the country. But, the US is on the road to a major trucking crisis. A recent analysis from Business Insider finds that we aren’t producing nearly enough new drivers to fill all the needed seats. By 2022, the shortfall could reach 239,000 people.