People worked hard in the marketing side of our club. I don't fully agree about it just being a 90s boom. We spent well in the 80s plus there were other spenders. Blackburn spent big as did Newcastle. If you look at this link below, look at who spent the most in the 90s.
https://www.football365.com/news/the-biggest-spender-in-every-pl-season-and-how-they-fared