[cpeterso]

> Rally studies, by contrast, reflect real-world user activity and experiences. In science jargon, Rally enables field studies and intervention experiments with excellent ecological validity.

Rally users are all opt-in. How does that impact the design of a Rally study and the conclusions you can draw from it?

[9wzYQbTYsAIc]

Academic research in the social sciences is rigorously based on the concept of informed consent (i.e., opt-in), in the first place.

There would be no change in terms of research design and the ability to draw scientific conclusions.

edit: also, see https://news.ycombinator.com/item?id=27633212 for details on research design considerations when conducting social science.

[analognoise]

Except as noted elsewhere, Mozilla also gets the data to "improve products and services" right?

So it sounds like a nice shiny cloak for...exactly the kind of data collection nobody actually likes.

Yay for extra steps?

[yellowfish]

Mozilla has been known to be pretty iffy when it comes to 'opt in' ( the mr. robot tie in .. etc )

[Nicksil]

>Mozilla has been known to be pretty iffy when it comes to 'opt in' ( the mr. robot tie in .. etc )

Did the instance you're referencing state it was opt-in then turn out to not be opt-in?