Man, I would be so worried about impurities and side reactions. A good example is the recalls of drugs because of nitrosamine contamination. If stuff like this already happens to the experts.
And what is with the whole galenics side? How to make sure the absorption is about right...
Using this with Steam to prevent games from updating.
In OSMAnd you can make a map with aerial tiles from bing. You have to configure the map view yourself but it is doable.
Edit: Enable Online maps plugin. Then enable Microsoft Earth as a base or overlay map.
That is about the experience I have. I asked it for factual information in the field I work at. It didn't gave correct answers. Or, it gave working protocols which were strange and would not be successful.
For Gnome there is GSconnect available.
Is coreboot doing something like this?
Both examples you mentioned were by itself overhyped.
Why should I trust the authenticity of your signning key? Solution 1: web of trust like PGP. Impossible with foreign content. Solution 2: Trusted Certificate authorities (private/ state/ UN) Solution 3: a block chain (scaling problems)
Please make sure it doesn't contain any bugs which can be exploited.
For Android there is TimeLimit.io which is open spurce and in the F-Droid store.