It sounds dangerous that these expert radiologists might fail to spot something as obvious as a gorilla in your lung scan.

BBC: Why do radiologists miss dancing gorillas?

Now, auditors who fail to spot fraud risk up to three years in prison, or fines of at least 30m won.

ECONOMIST: South Korean accounting: The open society | The

The risk is that in single-mindedly looking out for inflationary icebergs, a central bank will fail to spot the rocks that lie dead ahead.

ECONOMIST: Economics focus

But if investors fail to spot the jiggery-pokery with credit scores and the outright fraud that permeated the subprime market, that cushion of safety quickly disappears.

ECONOMIST: Securitisation

Most airlines and airports are only too happy to help travellers in wheelchairs but sometimes fail to spot what is going to make life harder for us, or more often what is likely to rob us of our dignity and independence, like kettling all disabled passengers into a sort of roped-off "disabled ghetto" or bending over us and speaking very, very slowly.

BBC: The perils of flying with a wheelchair

Live-action trailers fail at pretty much every criteria for a good video game spot.

FORBES: Connect

Typically their strategy is flawed, most of their managers fail to see that it is, and those who do spot the problem cannot overcome cultural resistance to change.

ECONOMIST: Ready, fire, aim

Products that miss the sweet spot by arriving too early or too late, often fail miserably.

FORBES: DEC's Final Demise