Mourad on Originalist Methodology

Adam Mourad has posted Whose Line is it Anyway? Originalist Historical Methodology and the Problem of Inadequate Interdisciplinary Practice on SSRN. Here is the abstract:

This article seeks to outline sound historical practice in the legal context and to provide a critique of originalist historical methodology.

This brief essay makes a variety of good points, but seems to be based on a very selective and partial reading of originalist writings about methodology.