One thing about gambling on real-world events (as opposed to dice rolls) is that it puts a price on overconfidence. I was into political betting for a while and

One thing about gambling on real-world events (as opposed to dice rolls) is that it puts a price on overconfidence. I was into political betting for a while and found that the more avid amateur bettors usually have a better grasp of the near future than professional pundits do. I'm not sure if the same is true in sports betting, but it wouldn't surprise me.