This all is very surprising

Nah, the case doesn't cost 20$, at most 2$, here's the link:
https://www.ebay.co.uk/sch/i.html?_from=R40&_sacat=0&_nkw=raspberry+pi+3+case&_sop=15Nah, the SD doesn't cost 15$, at most 8$ if it's branded, otherwise 4$, here's the link:
https://www.ebay.co.uk/sch/i.html?_sacat=0&_nkw=16gb+micro+sd+card&_sop=12Touch screen was optional, here's the qoute from april 2016, search the forum, quite a bit talk about it;
""Raspberry Pi Staking Unit
With the performance increases achieved by implementing all the BIPs weve integrated by rebasing NAV Coin will allow us to successfully run the Raspberry Pi staking units. This is going to be a great system you can use to mine NAV very cheaply. Initially it will be a deployment which you run on your own Raspberry Pi and subsequently optionally purchasing a touch screen version from us.""What press and who is sending them what!?
All words aside, I think the situation is reflected brilliantly in the price, but that's just my pathetic whining
