The link argues about not being able to crit when the sentinel tree has plenty to improve on threat gain and crit+ to abilities, along with the upper feat tree which gives another 3%... when you're in Determination mode you attack faster as well... so if you're using Sure Strike with those feats in place and Determination…
Then that's an issue with threat, not an issue with the class being a Defender. I'm not saying it isn't flawed I'm simply saying that in the rule set for that build it is a Defender and the fighter is a Defender. The thread argues about not being able to pull threat because they need defensive stats... but defensive stats…
It's really simple, in D&D 4th edition, the great weapon fighter is a Defender... not a striker. It's not a DPS class in any fashion... if you wanted a pure DPS class you'd roll up the Trickster Rogue - the only Striker in the game presently. :P Fighters aren't strikers at all anyways, that's the Barbarians job. Every…