No, not at all, All the information is there, you either missed it or misunderstood it.
You give far too much Credit to PayPal, THEY are the theives.
I fucken hate PayPal also and avoid them wherever possible
I personally don’t think you are entitled to one, I think you may have buyers regret on something that you didn’t fully research or understand.
DT would have lost money on shipping to you, and you should be the one to pay for any return postage.
Speaking of which
That’s has NOTHING to do with DangerousThings, that lays with the Freight / postage companies taking advantage of a global pandemic to line their pockets
As offered above, if you would like a hand getting the most out of your xNT, the people here on this forum can help you out