Some players go on to replicate their playing days’ personalities to such an extent they almost become a caricature of themselves. It’s even better when they are self-aware and in on the joke, and Roy Keane is a prime example of that phenomenon. A tough, hard-nosed, no-nonsense tackler in midfield during his playing days, Keane has carried that persona in the studios as a pundit. READ MORE: Roy Keane: Inside the life of Man Utd’s greatest-ever captainAll those traits and more were once again clearly visible in a recent exchange involving the former Man Utd captain. Roy Keane’s four-word respon…