I seem to have spent an inordinate amount of time recently getting nowhere.   While I should be getting on with some of my pending household tasks, or indeed with the resurrection of my poor old Triumph 5TA, I seem instead to have got into a time consuming conflict with a highly un-recommended tradesperson.   Let me explain. Last October our oil boiler developed a leak.   It was made by a local company (Warmflow), and is the second of their boilers to fail since we moved into our current house (20 odd years ago).   This is not a good record, and these devices aren’t cheap, so because of the failures I was unwilling to put yet another Warmflow boiler in as a replacement.   I contacted a few local fitters and went with one who could do the job reasonable quickly.   The boiler engineer that we had been using for the annual service was unfortunately on holiday, so did not respond to my initial search.   Since the weather was growing colder by the day,...