Ah, is it, because I had been thinking oh come on too.
I was going to say that this was a bit much, but it’s fabric not spray paint, so actually quite clever!
https://www.express.co.uk/news/uk/2106314/Whitby-White-Horse-St-George-s-Cross
Discussion
Yeah, there seems to be slight concern that pegging it down might have caused damage but I suspect it will be fine.