Debate: New school year and still not a step forward?

In many European countries the new school year began on September 1. Hopes were high that after 18 months of closed schools, homeschooling, compulsory Covid tests and face masks there would be a return to normality. But the Delta variant is driving up infection rates, especially among children, most of whom are unvaccinated. Today's commentaries reflect disgruntlement and perplexity - and concerns over even bigger problems.