Earlier quoted context omitted.
I used to believe that it was not necessary until I started building my own startup. If you dont have analytics you are flying blind. You don't know what your users actually care about and how to optimize a successful user journey. The difference between what people tell you when asked directly and how they actually use your software is actually shocking.
> The difference between what people tell you when asked directly and how they actually use your software is actually shocking. And the difference between what they do and what they want is equally shocking. If what they want isn’t in your app, they can’t do it and it won’t show up in your data. Quantitative data doesn’t tell you what your users want or care about. It tells you only what they are doing. You can get s…
Excellent point.
> but if it’s not entirely opt-in, I think it is effectively spying no matter what you’re collecting, varying only along a dimension of invasiveness.
Every web page visit is logged on the http server, and that's been the default since the mid 1990's. Is that spying?