I think professional sports, football, to use it as an example, it's fundamentally a form of entertainment.
Cutting up fowl to predict the future is, if done honestly and with as little interpretation as possible, a kind of randomization. But chicken guts are hard to read and invite flights of fancy or corruption.
Coming from the U.S., you tend to look at one homogeneous market with 350 million people. But in Europe, every country has its own customs and laws.