I don't know why we would assume mostly good intentions. URLs are a way to link directly to online data. Without such a direct pointer you would have to .. I don't know ... 'search'.

Anyone know why they are using a logarithmic axis in the chart in section I.5? At first blush seems disingenuous.

Within a few years there will be apps that take movies of two different people and allow you to just tell it the parts to swap. People will be able to easily make their own videos like this easily. Banning the technology is a temporary and questionable fix at best.

The way the situation is evolving is that they are NOT 'our' electronics. We think we are buying them to own them, but in reality what it gets you is the right to use the device only for as long manufacturer wants, and only in a manner deemed appropriate by the manufacturer. It's more than a fight about tinkering or repairing, it's a fight about ownership.

Shouldn't the derivative of sigmod(x) be sigmoid(x)(1-sigmoid(x)) and not x(1-x). The code seems to implement the second.