Hi Ken,
Thank you so much for getting back to me.
It is like this as soon as it is published.
Just for triple checking purposes, I did create use a new user and joined the course and these buttons were not present.
A lot of stuff will be backwards compatible, not sure about hooks and filters, but this link has a tutorial on blocks.
https://wordpress.org/gutenberg/handbook/blocks/
So much came to ask this. Shame it hasn’t been answered.