Tony Blair has met several popes, but has not yet had the pleasure of meeting Pope Leo XIV. Nevertheless, the two men have a lot in common. Both are Catholic baby boomers. Both were in their late 30s when the World Wide Web was opened to the public in 1991 (Blair, perhaps surprisingly, is two years older). Both have lived through the subsequent upheaval. And this week, both published essays outlining how to respond to it. In his first encyclical…