That's not what he's saying. The "digital money" can be real if it is put into circulation by the central bank, by buying assets. There is no inherent connection to paper currency.
You may feel like you're above this, but this excess leverage in the economy affects everyone who has a mortgage, works a job, or participates in the traditional economy in any way. For instance, businesses regularly draw on their credit facilities to make pay, and even well-run businesses usually hold debt. The artificially set price of these "chips" has a massive effect on all sectors.
But they are still the same, just more convenient. The state gives the money value, be it paper or digital. They could even create a third currency, literal plastic chips, and they’d also be the same. The articles goes from condescending to their conclusion, but they just fake explaining anything, they don’t actually.
You may feel like you're above this, but this excess leverage in the economy affects everyone who has a mortgage, works a job, or participates in the traditional economy in any way. For instance, businesses regularly draw on their credit facilities to make pay, and even well-run businesses usually hold debt. The artificially set price of these "chips" has a massive effect on all sectors.