Quarantine cut to 5 days subject to negative lateral flow tests on 2 consecutive days*. Can we expect better reliability from the railway now?
* England only I think.
It certainly won't hurt, but for most operators, Covid absences have actually been a minority of all traincrew absences - let alone other reasons for crew being unable to work (holiday, no Rest Day Working agreement, insufficient route and/or traction knowledge).
Unfortunately the DfT-induced service reductions will be here with us for some time yet.