A tweet by Trump referred to Prince Charles as "the Prince of Whales", causing much meme-making but no big deal right? Then there was also that time the Australians sent $46 million worth of banknotes into circulation with the word responsibility missing an "i"… Embarrassing more than anything, right? But mistakes can do serious damage. In 2009 an employee at the UK Companies House was scrolling through a list of firms, trying to find a Manchester business called Taylor & Son that had been issued with a winding-up order. Then came the blunder. The employee wrongly selected the Cardiff-based Taylor

Uber-lazy?

Might be a knock-off?

Great strides