Obviously I do, but only if it is a well-informed opinion. Otherwise I indicate that my own feelings my be tainting my knowledge of the subject.
I really don’t know how you define yeshivish, but I define it as having a fixed devotion and sense of self-efficacy toward Torah, da’as Torah, and a torah lifestyle.. The externals don’t figure in primarily, but they are generally influenced. Why don’t you share what you think yeshivish means?