But have you watched club matches against English opposition? I went to >100 games in Germany, Switzerland, France, Italy when I lived in mainland Europe. Without foreign opponents it’s a totally different experience.
I pre-registered for Marseille but decided not to buy a ticket when I had the chance. I read the club's warnings about places to avoid and mandatory travel arrangements and decided I didn’t want that experience. It’s not so much a fear of being attacked but the inhumanity of being bussed around...