UK’s Withdrawal from the EU

I thank the right hon. Gentleman for what he did yesterday with the publication of the summary of the no-deal papers—let me put it that way. My question to him is: why are the Government only now, after two and a half years, looking at these alternative arrangements, given that the Select Committee on Northern Ireland Affairs did an enormous amount of work on finding some alternatives—they travelled the world—but came to the conclusion that there are no alternatives some considerable time ago?