Ditto Kris Lees, who has the always consistent but sometimes costly Mr Piquet engaged.

It was Lovren in microcosm: solid for the most part, but capable of astonishing and sometimes costly lapses.

Despite the natural upset involved in such a duty, serious and sometimes costly decisions must be made in a clear-headed manner.

But the lengthy, and sometimes costly, alternative routes to work on Wednesday appeared to have deterred more commuters from battling the transport chaos on Thursday.

Sometimes costly improvements are needed.