Oh no, I'm not assuming they don't know about it. I assume they know about it and just don't care because they think 90% of players are dumb teens anyway. That's why I get defensive about it.

we set out to design and create a new build suggestion website for league

Select a different first item and we'll tailor our recommendations around it

I can go on, the wording is not in the slightest ambigious. They are clearly infering and telling you to infer from winrates.

If you honestly think they advertised their site on reddit, used that wording but are like "Oh please people, don't infer that the numbers we shove in your face are indicative of what you will experience", then I'm not wasting any time on explaining how that's doesn't make any sense.