This announcement may be a disappointment to some parties but a great relief to others.
Someone who is driving north does not necessarily want to reach the North Pole. Starting a relationship does not necessarily mean an interest in a heavy, deep and long-term commitment. There is value in ease and lightness and friendship.

'Let's start a 12/14.'
'I think it best if we keep to 12/14. It is easier that way.'
'12/14 suits me perfectly.'
'I would not want to spoil a perfect 12/14 with something heavier.'