reflash radio?

[rubberpanther]

So Sorry for asking the noob question if this has already been answered but...do I need to reflash my radio before I flash a new spl if my radio is already the most current? I already have 2.22.19.26I and am running Cyanogens newest experimental build but am really giving thought to some of the new Hero builds. But, everything I have read says that I need to have Haykuros Special spl and in order to flash that without bricking, I have to flash the latest radio first which I already have