It means the design must be just the weapon for marketing, for producer to make product more sexy, like that, they sell more: it's shit, it's obsolete, it's ridiculous.
Det betyr at design er et våpen for markedsføring, for produsenter å lage produktene mer sexy, sånn der, de selger mer: det er noe dritt, det er foreldet, det er tåpelig.