A full meal including drinks will usually run 50 chf per person if you’re a couple most meals will run 100+ - it is possible to eat on a budget (we’ve usually relied on sausage stands and donair). And yea, I’m mostly talking about what you’ll find in Lucerne, Zurich, or Geneva where you’re likely to visit.
I am sure the bizarrely numerous Greek billionaires are completely unrelated to their economy being fucked and not a clear sign of how deeply inequal and stratified the Greek economy is! Lots of hyper wealthy and destitute citizens means that everything is working, right?