since we don't know whether or not the fabric was accurately described in the ad, we shouldn't be drawing conclusions as to whether or not hissy fits are appropriate to this situation.
no matter how big or small the "operation", we're always buying from other human beings. mistakes happen.
we should all be very grateful for the reminder that we need to check inside the packages as soon as we get them whenever we buy something from any source.
however .... there is absolutely no justification for anger here or to criticize the seller.
let's all follow the poster's example and simply let this event serve as a reminder to be fully aware consumers. :-)