That may be a "possibility", but it certainly makes no sense.
Why not look at the FACTS instead of dreaming up "possiblities" in order to find something that you can twist to fit your beliefs?
As usual, I do not find your line of thinking productive. It's all about twisting things to fit beliefs.
A yellow slip pops up with the new address (a lim lim) and its pasted on the letter (at that time, BTW, and this system is always changing).
Mistakes are made ~ AMI for AIM seems perfectly reasonable to expect as an error.