The thing these articles miss is that there is a better otion than recycling these.
A Tesla battery at 10 yeas is down to about 70% capacity and the car owner will want to replace it.
But a battery at 70% capacity has many other uses. Pile these the cheap used batteries of 1000 Teslas outside a nuclear power plant. All of a sudden the plant is much more responsive to peaks and throughs of electricity demand.
DC-to-AC inverters aren’t particularly efficient.