[nostrebored]

I don't think that this is true. Keto people I've met are very into the idea of 'net carbs': carbs minus fiber.

[astrange]

I asked about fiber once in /r/ketoscience and everyone yelled at me for suggesting they eat a vegetable.

[MattRix]

Oh come on, the keto subs are a bit uh, over-vigilant, but you are very clearly not telling the full story here.