Re: Very different mindsets...
"And after all, why I should want it? Just for the convenience, for tasks maybe performed once or twice a year like renewing an insurance? And in exchange let entities like Google and Facebook collect even more data?"
I think you overestimate our population. I'm sure most would opt for convenience, given a chance. (I say this as someone who wants to go back to paying cash and doesn't have a loyalty card.)
But I think a super-app would struggle with competition law.