For my rub, I take the racks, wash and dry them. No slather. I just put the rub on, then stack them up in a ziploc bag. Then put the ziploc into a pan and into the cooler or fridge. This process has always worked for me.
I'm feeling bearish, and I'm packing a Wusthof Grand Brisket slicer from MABA
"perhaps...but then again...maybe not..."