Ah, that's something that we had to think quite hard about @pomajp, thanks for bringing it up! That's something that we'll continue exploring in the future - as a 2-factor user myself, I understand the frustration here.
I'll pull @ay8s into this one to give a more comprehensive reasoning for non-native Twitter auth :)
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@brian_lovin thanks man! looking forward to hearing from @ay8s about it. that it was 'deliberate' is fascinating to me b/c as a user its a no-brainer, but as a product manager, obviously more to consider than meets the eye.
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