Expat_Consultant , it all depends on what you mean by the “right” investment. If the cost of this equipment is more than the costs of the delays etc, then it’s not a good investment.
As an alternative, how many people in the UK own chains for their cars? If they did, it would mean they can drive down all those ungritted roads, but how many people think this is a worthwhile investment? Not many, I think the answer is.