Don&#x27;t know about the Saudi princes however the Koch Brothers have given away millions of dollars (and I am sure there also give away money anonymously as well).<p><a href="http:&#x2F;&#x2F;www.kochfamilyfoundations.org&#x2F;foundationsdhk.asp" rel="nofollow">http:&#x2F;&#x2F;www.kochfamilyfoundations.org&#x2F;foundationsdhk.asp</a><p>Also rest assured that Facebook also &quot;evades taxes&quot; in the same way that the Koch brothers do, that is by taking advantage of the US Tax Code in a legal way.  And none of us have any idea what the Koch Brothers have in their wills and have not publicly announced.