The article (appropriately) glosses over a fun butterfly effect. The large export of lemons to Britain is a core reason for the existence of the Italian mafia.
https://www.newscientist.com/article/mg23831830-600-why-the-...
https://www.newscientist.com/article/mg23831830-600-why-the-...
(this is a joke. I'm joking. I think)
Seriously though, I wish that wasn't paywalled. Sounds like a really interesting bit of story.