Purcell..."However, the declaration of Dropcam’s expert, Mr. Williams, on which Dropcam relies to support its “motivation to combine” argument is entirely conclusory on the issue. Mr. Williams dedicates a lengthy paragraph illustrating what he perceives as the inefficiency of the “selection logic table” of Jolliff and then simply concludes that a person of ordinary skill in the art at the time of the invention would have sought out more efficient methods."