&gt; They&#x27;re not doing anything illegal (you&#x27;d imagine at least - I doubt it would be an easy task to decipher exactly what they&#x27;re doing to determine legality)<p>Fortunately (if a bit paradoxically), in the UK, for taxes, following the letter but not the spirit of the law is against the law.<p><a href="http:&#x2F;&#x2F;www.legislation.gov.uk&#x2F;ukpga&#x2F;2013&#x2F;29&#x2F;part&#x2F;5&#x2F;enacted" rel="nofollow">http:&#x2F;&#x2F;www.legislation.gov.uk&#x2F;ukpga&#x2F;2013&#x2F;29&#x2F;part&#x2F;5&#x2F;enacted</a>