No, thats not what I've said at all
I said it took (southern) Ireland 80 years to overtake the UK economically. Which, by almost any measurement, give or take a few years, is true. You said that was 'fantasy', but it isn't, it's the truth.
You sound more like a preacher predicting the end of the world. If you are going to label things 'catastrophic' you really should have evidence to back up such language, but you never present any.
You can think Cardiff are top of the league if you like, but the league table suggests otherwise.