It is happening already.
In Sweden, small shops or even bakeries only accept digital money.
During this confinement, I see supermarkets asking customers NOT to use cash.
Cash means 'Covid transmission'.
David Icke talks about this non-cash society and the relation to Covid19 here:
https://www.youtube.com/watch?v=gMTZu6_TjU8I don't agree with everything he said, but this is VERY interesting.