First, I also love having both options and I hate combo blades.Second, I love the Gerber Double Take. It is my EDC now. Thank you for exchanging it with me.Third, during my long quest for making the list of traditional folders, I found where one can buy a brand new Facosa Robinson, or Côte à Côte, for 35 Euros. (Image removed from quote.)I was searching for one for years, but now I found them, I'm so pleased with the Double Take that I'm not that much interested any more. But if you are, I'll give you the link.
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Strictly speaking, this is not a dyad. But what a cool knife! The Swiss Bianco Carver SW with plain and serrated blades, woodsaw, pruner blade and awl.