Owen Lawrence wrote:
....
I once saw Norm use a router and a template to plunge a series of holes for
a shelf standard. I used a drillpress and a jig to do the same thing. His
solution was better.

In what way would you consider it better? Only thing that would come to
mind to me would be if it were a tall bookcase it would take additional
support to hold the workpiece on the drillpress.