interleave ∷ Frame fr ⇒ L.Vector fr → L.Vector fr → L.Vector fr
interleave l r
-- THINKME: consider using storablevector-streamfusion
interleave ∷ Frame fr ⇒ L.Vector fr → L.Vector fr → L.Vector fr
interleave l r
-- THINKME: consider using storablevector-streamfusion