Can the talks between Theresa May and Jeremy Corbyn be successful?

Brexit Explained: The reasons for getting round the table together are not just about finding a solution to Brexit

Every few weeks a rumour spreads that a lectern has been put out in Downing Street, with journalists fretting it means an election is nigh and that the madness is about to get even madder.

Until now, these fears have been unfounded and the lectern has instead seen Theresa May give one statement blaming MPs for the fiasco of Brexit and another calling on Jeremy Corbyn for talks to solve the same fiasco.

But having spent the best part of two years attacking Corbyn as incompetent, dangerous and unpatriotic, why is she now so desperate for his support?