Now that Russia has invaded Ukraine, there is full-scale war in Europe. Russia, Belarus, Ukraine, and possibly also Moldova are fully engaged, with other nearby countries on alert, involving themselves in a way that sometimes appears to push the envelope of neutrality. We all know what this means in terms of the human cost to people and geography. Shelling, bombing, firing on individuals, businesses, population centers, industrial centers, and other targets, both military and civilian. Thousands of people have already been killed, and many thousands more, most likely, will die in the weeks and months ahead. That is of course...