Most member states chose to exchange information; most European tax havens went for the withholding tax.
Brazil recently doubled a tax on foreign purchases of its domestic debt. This week Thailand announced a new 15% withholding tax for foreign investors in its bonds.
In the meantime the Channel Islands and the Isle of Man, like the foot-draggers, are deducting withholding tax from EU-resident savers anonymously, and answering specific requests for information.