The reason for the average increased journey time of 3 minutes (off peak) is increased performance allowances and to improve "delivery"
Oxford - Pad turbos are also affected by changes to the Cross Country timetable.
Are there any significant
XC▸ changes apart from removal of all the Brighton extensions? That removes most of the hassle of XC trains crossing to the
SR‡ east of Reading, other than that, as far as I can tell, up and down XC services are running in the same paths they always did , within a minute...
Paul