[illfuuptn]

Who uses sports insights? Is it valuable information? Also, when they talk about reverse line movements: how are they sure the line didn't move that way because a know-nothing whale bet it? How can they tell it's smart money and not a rich recreational player?

[uva3021]

nothing is absolute, they may have an adequate database of historical data that may suggest on average the RLM based on the books they show carry a slight advantage

but for each individual game nothing is certain