And speaking from India, Mr Cook drew parallels to the way the Island was being portrayed to the treatment meted out to Lord McAlpine when he was wrongly named as a suspected paedophile.
Meanwhile, Mr Cook revealed that the British tax authorities already had details about 80% of bank accounts held by UK citizens prior to moves designed to force the Island to hand over information about all UK-based account holders.
Mr Cook also said that it was likely the bulk of the remaining 20% would belong to individuals who were unlikely to be due to pay tax in the UK anyway.