Jenny Morris, the principal policy officer at the Chartered Institute for Environmental Health, said that many restaurants and takeaways were good at following "more complicated" requirements for good hygiene, but fell down on simple things such as dishcloths.
When we inquired about what was so appealing about the tablet form factor, McNierney's answer was simple: tablets have a lower cost and lower power requirements.
But a different, equally simple explanation deserves more attention: clean energy companies have capital requirements and competitive landscapes categorically different from IT companies.
All the measures that regulators are putting in place to try to make banks safer, such as higher capital requirements, stricter regulation and limits on risk-taking, need to be tested against a simple question.