There must be a point at which HS2 is just too expensive

Concept image by Alstom showing their proposed design for an HS2 train.Photograph: Alstom Design & Styling 2019/PAOne thing as predictable as an increase in the projected cost of building HS2 is the response from business lobby groups. Sure enough, as the high-speed railway was reported last week to be hurtling towards a potential cost overrun of almost £30bn, trade bodies barely paused to consider this astonishing figure and instead insisted that HS2 should be built anyway.To be scrup