Mechanics depend on skill. Maybe you should actually block the attack? Did you even try or did you just bend over? How about knocking someone down to survive more than 2 seconds? Rogues need a damage adjustment but not as bad as you say.
You can respec feats with obtainable in-game astral diamonds. As for skills, there aren't that many choices to begin with. I'm hoping they'll give a respec once beta is complete or when/if they release additional paragon choices. If not, it's still cheaper than subscription based games. A completely free game makes no…