Citibank accidentally wired $500m back to lenders in user-interface super-gaffe – and judge says it can't be undone

Press space or click mouse to continue ...wait, not yet, doh!

A judge has ruled that Citibank can't claw back more than $500m (360m) it mistakenly paid out after outsourced staff and a senior manager made a nearly billion-dollar (700m) user-interface blunder....