I agree with you, when it comes to applying law to real life it is usually lengthy and pricey process. We should just use a better legal system where these thin

I agree with you, when it comes to applying law to real life it is usually lengthy and pricey process. We should just use a better legal system where these things are not up in the air. You can complicate life with broken legislation, just to keep lawyers busy. You could also just ask: do we need a lawyer to determine that jaffa cakes are cakes or biscuits, or we can pick one and go with it. On the other note on VAT categories: how about collecting data and letting machine learning decide what is a luxury item? We have excellent clustering algorithms that can find clusters in data human has no chance to find. Lets apply that to purchasing habits and figure out what sort of clusters we have out there, and lets decide how much VAT you pay based on that.