[wolvesechoes]

> making a compromise of one necessarily a compromise of the other, thus 1FA

The only necessity is logical necessity, and it doesn't apply there.

[Aachen]

You're saying you can store two pieces of information in one file, without a compromise of one implying a compromise of the other? Do elaborate

[wolvesechoes]

GP stated:

> The second factor does not have to be a second device.

Now, you are talking about two pieces of information in single file.