Well, we consumers will just have to more wary and look out for retailers who are out to make a fast buck.
I am happy, though, when I received a message from my blog follower, Shionge, today offering to help.
She suggested that I send her a picture of the plastic roller that I needed and she would check with her office contrator whether they are able to get it from the hardware store.
Thank you very much, Shionge. Here's a picture that I snapped with my
iPhone....