Every amateur cook should be asking themself that question now as entries open for the fourth series. In my case the answer is "not" - for much the same reason as I won't be entering the second Amazing Race Australia - I simply couldn't keep up the pace (let alone all my other shortcomings like I can't cook well enough or run fast enough).
But for those interested a really good blogpost from last year's winner.
Go to it!
Novae Meridianae Demetae Dexter delenda est