(a) It is one of the worst abuses of parallax scrolling. Everything is moving about in a chaotic, flickering fashion with far too many sections. And you have text blocks always covering the images.

(b) It is showing four products on the one page. Four. And seemingly jumping between them.

(c) Almost all of the text is very hard to read. It's light grey on dark grey. Dark grey on light grey.

(d) It doesn't even render at all on Safari/OSX.