The failure with "he could be right" is here: He could be right because... (these are just generic examples) - He mentions renowned research by XYZ who has th

The failure with "he could be right" is here: He could be right because... (these are just generic examples) - He mentions renowned research by XYZ who has through years of painstaking research concluded (as cited in XYZ peer reviewed journal) that the basis of his argument is sound - He's an expert in XYZ field, having worked at XYZ company which clearly demonstrates proficiency in XYZ subject material - He clearly elucidates, citing several researchers and with clear, understandable diagrams how the phenomenon XYZ works ... Yet you make no effort to construct a premise to base your claim upon. Because no real premise exists: the article's author makes no effort to support his own claim about the future.