Very useful feedback. The editorial input could indeed be improved beyond content selection to make sure that the content looks good. Aside of that, curation could come into the process by writing a newsletter.

Anyone here got an idea for a good newsletter title?

The issue is that we're all doing this in our free time, also the guys working on the technical side. So we're going to have to wait a while to get out of beta.

Customisation is already possible in terms of language; you can select which languages you want to see displayed. Right now this is only useful for German and French.