I feel like this is E-gold 2.0 maybe 3.0 with BTC being 2.0
> the assets in the Libra Reserve will be held by a geographically distributed network of custodians with investment-grade credit rating to provide both security and decentralization of the assets.
And BTC is not backed by anything, it has intrinsic value now so it's wrong to call it a scam.
I can't eat it, use it to heat my house. It has value, most of it isn't intrinsic though.
From Wikipedia: "In finance, intrinsic value refers to the value of a company, stock, currency or product determined through fundamental analysis without reference to its market value."