The connoisseurs are the very experts in some field: horology, customize a car for instance and so forth. They are really in depth of the stuff of a certain argument.

Sometimes these people a blind in their knowledge I.E they are to secure of their skills to understand that something outside the box could come into the picture. They are assumptive or blindness. As it turns out their blindness is traceable or attributed or accounted for their prejudice against textile as a medium of art.

Hope now is more clear to you.

regards