You can bet if Leon plays banjo, then it will be lead banjo! I know my son, he would love what these two guys do in that vid (and it is nice!). That scene in Deliverance where Jon Voight guitar-banjo duels with that poor product of umpteenth generation Redneck incest actually set him off on the whole banjo thing.
He used to hold it against me that he wasn't born in time in Southern California to join Guns & Roses in the 80ies. Later, it was just a grudge that he wasn't born blind and black in a shack in the Mississppi Delta sometime in the 20ies of the last century. I am now bracing myself for the accusation why I as well as my ancestors did not mate more frequently with our siblings, our parents and our blighted offspring in the Appalachians ...