Unfortunately, this is a combination of the "Peace Dividend" we all hailed and the wonderfully open forum that is the internet, that we all hail.

Unforseen consequences? No, unconsidered outcomes IMNSHO.

but like my discussion on driverless cars we could have discussed "what ifs" and some of us would have seen this coming. And some would have poo-pooed. Such is life.

Personally I find holidaying in my own country preferable on many counts, it is safer (relatively) but easier to understand when things are abnormal. And there are Folk Festivals I have not been to yet. We hop on a bus the day before, often, and see towns and countryside barely (or never) seen.