The abruptness seen in the Cambrian explosion can also be seen on smaller scales throughout the fossil record.
Yes, that is kind of adorable. It took only a few days for the fish to learn to drive.
You don’t have time to give a 30-minute answer outlining the different meanings of the word “evolution” and the evidence pro and con for each.
For my part, I think it’s better to approach the data without assumptions and to let the evidence speak for itself.
Even Evans et al. (2021) themselves admitt that “phylogenetic affinities for most of the Ediacara Biota remain enigmatic.”