Mr. Blair's spokesman said London and Dublin would decide their next moves during the coming days, adding, "There are clearly difficult judgments to be addressed".
"While these are clearly difficult times for all concerned, the clear priority for everyone connected with the SPL has been to ensure we do all we possibly can to assist in ensuring Gretna fulfils its fixture commitments".
Some tweets are clearly difficult to decode, making the reader aware that a message is being hidden; others can be understood as "social steganography" where the message is hidden in "plain sight".
"These are clearly difficult times for the public purse but if finances improve, as the prime minister believes they will, so our over-stretched social services teams must be prioritised in receiving the injection of resources they need," she added.
Manoeuvres such as complete suppression of HIF α or β chain expression in all tumour cells are clearly difficult to apply clinically.
However, the differences are clearly difficult to distinguish from random variation in the dataset and most certainly do not support the irreversible/reversible dichotomy imposed by the authors.
