The amount of junk that comes off a Foxconn assembly line is astonishing. I mean the produced goods that fail the QA and has to be junked, literally. Some of their newer factory lines have yields of only 40%, so robots make good commercial sence.

an advent calendar.

Who do you trust? Location aware listener apps on your device? Network position monitorins? An NFC tag taped to a wall?

Wern't too hard anyway.

As in the superinjunction furore regarding wether they can be sued in the USA for "laws" broken in the UK.

Eschew Geiger, using a bubble detector is very straightforward and they are pre calibrated. As Neutrons pass through it they displace bubbles. They come in several "strengths" for good dosage metering over time. Shake to reset.

Looks like it will wobble badly with any stray gust of wind. OK for cargo, but the important question is wether you are airsick, motion sick, or even seasick.

It's R'lyeh of course, the lat long in the book were of course incorrect to preserve mankinds' sanity.

It's already been done in 2007 by Nokia and Siemens, and is part of the 3GPP standard. 3GPP TR 23.806 (for voice, but works for data too). Repeat after me all you Americans: International standards are better than propriatary ones.

Oh my god, ... it's full of triangles!