I am beginning to see issues when children return to school in the fall. The close groups, the vulnerabilities. They go home and presto -
Also, pharmaceutical companies do see (IMO) school age children as a demographic. The funding for purchasing vaccines is available from the government, so the payment is good. The opportunity to sell the product in bulk - in the school system - is a huge monetary advantage.
School buses. Symbolically, there may be a lot there