Bestseller = Mainstream => i'm not far away from mainstream.
And you can take certain aspects of my opinion and argue with them. I tried to convey what i saw in it and what not after all.
Read 5 pages again and see if it hooks you. If it does not, you probably won't like it.
I don't want to 'argue' with what you said because it won't help. You just read 500 pages and felt nothing. What magic of writing could I create to convince you otherwise in a paragraph?
You could try to explain your view point.
I said: "I think its an interesting book, but its hard to read and i'm still curious why it resonated with so many people?"