That would only be true if the demand for bitcoin was almost non existent. If it will ever be used as actual currency on a significant scale the demand for bitcoin would have to be magnitudes higher than can be produced by mining making it extremely deflationary.
Zero downtime since 2013. Visa has ten hour outages across entire continents.
> Bitcoin solves no actual problems
It's been moving billions of USD daily without fail for years. That's a non-trivial amount to anywhere on Earth. Try transferring money from say former Soviet bloc countries to Africa.
> The consensus among economists is that a deflationary currency is a terrible idea.
Bitcoin is inflationary until 2140 and then stops inflating. It's not a deflationary currency. Perhaps you meant to word this differently?