"I think people like Steve Vai are so boring"

Adam Jones' viewpoint of Steve Vai is that he is dull. This could be interpreted in a couple of different ways. It might imply that Adam finds Steve Vai's music to be dull and uninteresting, or that he finds Steve Vai's personality to be unengaging. It could likewise imply that Adam finds Steve Vai's method to music to be too formulaic and predictable. Whatever the case, it is clear that Adam does not discover Steve Vai to be particularly interesting or stimulating. This might be due to a range of factors, such as individual taste, or a distinction in musical designs. Whatever the reason, it is clear that Adam does not discover Steve Vai to be especially fascinating.