This subject sounds familiar, and least the part relating to using USB cables versus Wi-Fi:
May 2021:
Many in this board think that a card reader is just as good as bread and butter in photography and do not take you seriously if you choose to use a USB cable instead. I am gonna argue that they are wrong. Apple does not think a card reader is entirely necessary as their latest iMac just released...
forums.macrumors.com
There is another thread about transferring photos via USB cables and Wi-Fi, but I decided not to post the link, since I plan not to get involved in numerous discussions relating to the same subject.