A summer of comebacks: What constitutes a safe lead in hurling?

Galway hanging on by the skin of their teeth at Semple Stadium on Sunday went against a summer where eight, nine and even 11-point leads have been routinely wiped out.
It is somewhat fitting that the Tribesmen and Limerick should meet in the All-Ireland decider on August 19 given it was these two teams who began the trend earlier this year of seemingly unassailable advantages being eroded with almost frightening consistency.