> Even when people are before asked if their data could be used for further evaluation and training within such systems, it is never clear what will happen in the end with their data.

> Data should be only used occasion-related, nothing more and nothing less.

> Users should be always able to decide what happens with their data and information

I, the user, should be allowed to decide what happens with my information - but I'm not allowed to provide my data for things that aren't occasion-related.

That makes no sense to me.