Oh, a couple more goofs/findings:
I took "6 gallons" at it's word. OG 1.081. ~11% ABV. Oops. Wish I had measured SG at 5 gallons. 12.5-13% would have been nice.
I should have pre-chilled the concentrate. With ~ 2qt heated for the bentonite, pitch was probably 85F to 90F.
I used the included...