Kath wrote:
Tomatoes ripen off the plant and they receive no nutrients whatsoever, so removing the
leaves is no detriment to them and may well be a benefit.

A very good point. Although half of mine off the plant don't ripen before
going rotten (or more, later in the season). Typically, if they've not
started turning before they come off the plant, they're unlikely to ripen
(IME)