Because rather than being made from oil it is made from plant fibres. It is renewable and compostable.
And what that means is that even though the world is changing, we will be able to find new ways to create the things we really value and take them with us — even things as apparently insignificant (and as fossil-fuel-dependent) as a plastic cup.
The company that produced it is called London Bio Packaging.
Six years ago they didn’t exist.
Now they are an example of the opportunity that exists for every business to become a permabusiness.