This level of ad fall was only deeper in the 2008 recession.
Mahon stressed that Channel 4 wont be depending on state subsidies.
There will, however, be no handbrake turn on existing strategy, Cheshire said.

‘Gogglebox’Channel 4/Studio Lambert
They might come back.
We are still looking at whether they return.
I wouldnt expectGoggleboxto go anywhere else.

Alex Mahon (left) and Ian CheshireKarwai Tang/WireImage / In Pictures Ltd./Corbis via Getty Images
Its a classic Channel 4 show but also everyone will always want great shows.
She said there is lots of speculation about her departure, adding intriguingly: Most of which is untrue.
I will stay as long as Im relevant to the business, she added.
I dont think anyone is relevant to the Channel 4 business forever though.
Mahon stressed that she has no control over exec pay, which is tied to performance.
He denies all allegations and says all relationships were consensual.