I'm super happy with everything, especially the price, but the unboxing was a little more difficult than the video made it look (mine started expanding when taking the first layer off, I think it just got melted a bit) and I'm still giving the mattress the recommended 2 to 3 weeks to really break in before making my final judgement.
In short, it's a little too soon to tell. But other than that, almost flawless