I got one. Took a quick look and it was .21 and so not worth my time to figure out why. Everything I ship is in a 3oz package and I’ve shipped hundreds of them. I’ll just assume someone else’s envelope was stuck to it in the machine or something when weighing it.
Now that I think about it, I’m not even sure if it was a credit or charge. One more thing in the “I will get around to it later” pile.
Which reminds me now of the two I got from Etsy which I did care more about when they bumped them to priority mail and I filed all the information or what ever to prove and Etsy says they will get back to me but they never did