During the financial crisis, Ireland added half a percent to VAT. Wanna guess what happened? (The funny thing is, the _reduced_ rate had been 13.5% for years,

During the financial crisis, Ireland added half a percent to VAT. Wanna guess what happened? (The funny thing is, the _reduced_ rate had been 13.5% for years, but a non-integer rate for the main rate _still_ caused widespread IT problems...)