I don't believe this was a mistake, notes were sent knowingly and this apology/cancellation of the interview was because it was going to come out. A bit tinfoil hat? Yes, but Kuenssberg has so much Tory adjacent baggage that it's certainly a realistic possibility.
Will the BBC re-assign to another journalist? So far, no. Which in itself is shameful.
Or someone decided having Boris promote his book in prime time was a fundamentally terrible idea and they needed to find a way to cancel it without cancelling it. Hence no other BBC journo being asked to pick it up.
I don't believe this was a mistake, notes were sent knowingly and this apology/cancellation of the interview was because it was going to come out. A bit tinfoil hat? Yes, but Kuenssberg has so much Tory adjacent baggage that it's certainly a realistic possibility.
Will the BBC re-assign to another journalist? So far, no. Which in itself is shameful.