 What is the best description of the tone of this passage?
Except for one thing: One of the books, The Art of Happiness , which collects and simplifies the Dalai Lama's philosophy, got the Shopping Avenger to thinking. Perhaps it is wrong, the Shopping Avenger thought, to complain about the petty insults and inconveniences of life in the materialistic '90s. The Shopping Avenger does not make light of the Dalai Lama or of the notion that there is more to life than the impatient acquisition of material goods. One correspondent, B.R., wrote in with this cautionary tale: "Last weekend, I went to San Francisco to help my brother and his family move into their first house.
 Lighthearted while maintaining focus on the issues at hand
 Incredulous that these situations are being reported with these companies in particular  Frustrated with the issues that the consumers are reporting  Lighthearted while maintaining focus on the issues at hand  Joking, making light of the issues that are discussed