of course not - but thats the point. you are given these miles to apemd on luggage capacity enhancement or other perks AT the issuer's ecosystem
the benefit is digital verifiability and transparency + convertability. reputation points dont have to be backed by money - why would I as an issuer want that? they serve
Because if you don't, your establishment is going to have a tarnished reputation as being part of "the crypto scam" because of all the bad actors using hype to dump on the market to enrich themselves. So by backing it by money, you ensure its only usefulness is still that it is used at your and no one else establishment in order to get repeat customers, but at the same time do a little bit to salvage the reputation hit of association.
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