After I wrote my first blog my daughter told me that I would need to write new ones quite regularly, because, as Punch said to Judy, ‘That’s the way to do it ...’ This was quite a shock, although it has nothing to do with Punch sounding loud and shrill, and everything to do with ‘quite regularly’ sounding like a job. The blog started over concerns about an environmental issue and rather stupidly I hadn’t thought much beyond that. There are a couple of other concerns as well, and my friend Colin put his finger on one of them straight…