And on the idea Barr is terribly upset to have his name dragged into this investigation

Category mistakes here. The pertinent, critical questions weren't whether a law was broken but instead why the POTUS breached his oath and assigned his personal counsel to engage in diplomacy designed to advance his own political interests. That is to say: Why didn't Barr ...

— Marty Lederman (@marty_lederman) September 30, 2019

... immediately say to Trump: This is fundamentally wrong & unconstitutional and must stop (and threaten to resign if it didn't)? Same with Pompeo, Cipollone, et al.

— Marty Lederman (@marty_lederman) September 30, 2019

 

That it's a huge and unwelcome distraction from the much more serious questions; that it tends to bolster the mistaken impression that impeachment turns on commission of a statutory offense; and that it ignores the real dereliction by Barr, et al.

— Marty Lederman (@marty_lederman) September 30, 2019

 

Barr should mark "paid" to the idea the President deserves to have the Cabinet he wants.  The only thing any President deserves is a Cabinet that will serve the country.  Barr is only interested in serving the POTUS.  He should never have been confirmed.