Good point...
Re. over 70... my understanding is that the rules are the same, they were different before the lockdown, but now they are the same. There are a number of vulnerable people who have been contacted on a case by case, but they are not necessarily over-represented among the CTT volunteers, I would have thought?
Anyway, hard to say what it will be allowed and when, but I would think of all the amateur sport activities, TT should be among the first to resume