This article is worth reading. I don't know the author. I strongly sympathise with his sentiments.
They are pertinent in the UK at the moment when tax advisors are being accused by HM Revenue & Customs of regularly abusing charity law for the benefit of their clients, and not others.
Offshore, charity law is abused routinely as part of the sham creation of 'orphan' off balance sheet special purpose vehicles used to manipulate debt by many large companies.