If you're interested in eye-tracking, I'm interested in funding you 3 years ago
That sounds like Dasher (https://dasher.acecentre.net/about/), invented by the late David MacKay.
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jwm1
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Why does it take so long to get to Mercury? 5 years ago
Cycling a large asteroid between Earth and Jupiter could be used to slowly shift the orbit of Earth, most of the energy coming from Jupiter. Astronomical engineering: a strategy for modifying planetary orbits [https://arxiv.org/abs/astro-ph/0102126]
Couple 'fined' £100 for leaving a bad review 12 years ago
The BBC is reporting that the hotel has now reversed its policy. http://www.bbc.co.uk/news/uk-england-30111525