Nothing to do with cleanliness, on the contrary they can be quite gross also. It’s because eating lunch out is relatively expensive, especially for students. Cl

Nothing to do with cleanliness, on the contrary they can be quite gross also. It’s because eating lunch out is relatively expensive, especially for students. Close to 13€ now after last years inflation craze, whereas cooking at home is more like 2€. It’s not uncommon to see even well paid white collar workers bring food boxes regularly.