Talons are not a major culprit nor are they op compared to other rooting skills. There's no basis for a Talons-specific nerf or immunity granted only to Talons, from Talons.
The roots - roll do-roots is definitely caused by the poisons as far as I can test. I have not seen WoE function in a similar way (aka hitting a chilled opponent and that causing roots mid dodge)
First of all, forget Dragonknights for a minute. We're talking about an effect here. I think slamming on Dragonknights for an effect that comes with an ability of theirs is not only missing the point,
to die with an effortless 100% uptime on soft cc immunity. For mag wardens mainly, but also difficult for magplars and mag dks. I highly recommend trying out "the other side" to understand its challe
I explained in my original post how immunity to the one thing that should be a counter is bad, even if swift exacerbated the speed to silly levels it was still very very strong just to move.
There's a skill in game that both cc and roots -- Fossilize. You must first break free, then roll or purge the root. You can't even possibly do them the other way around, because you are stunned; th