Q. I read your recent columns about the discontinuation of the iPod with great interest, as I have quite an old model. It is a late-2000s model Nano that I once used in my car and now carry around with me. It is pretty much full and I am not worried about adding music to it at this point. I am quite fond of it and disappointed that Apple does not make anything like it now. I am looking for some good wired earphones since it does not have Bluetooth. I used the Focal Sphear earphones you wrote about years ago and was very happy with them, but they are cutting out on one side now and it is time t…