Well the gov.uk have clearly put more thinking into leaving the EU.

http://www.msn.com/en-gb/news/uknews/prepare-for-no-deal-brexit-theresa-may-warns-britain/ar-AAtbLxD?li=AAmiR2Z&ocid=spartanntp

They included plans for huge inland lorry parks to cope with the lengthy new customs checks that will be needed – to avoid ports becoming traffic-choked./blockquote>

This tells me, that there is much more thinking/money/time behind leaving than there is/was for staying put and/or a deal.

Sinking ship.