Molecular clocks are a relatively simple concept.
It’s worth engaging him, since Swamidass is the relatively rare critic of ID who works at tackling arguments for design in a substantive fashion.
It’s good to be able to report progress.
The interaction with Lents is of interest because it provides an opportunity to look again, in some detail, at a fascinating illustration of design in action.
His choice of targets for criticism and for praise have a lot more to do with his particular agenda than the defects or merits of those whom he critiques.