We're bringing you a Christmas treat today as yesterday, The Gaff had his turn, now it's time for Australian fanatic Mike Simpson to return serve as he comprehensively dissects the Ashes so far and more so Australia's performances.

In his debut on Injury Time, Mike Simpson looks at the impact and future of Twenty20 cricket in the state of the game. Is the 'hit-out-or-get-out' format of the game the undoubted successor to ODI's or is it simply an attractive side dish?