Start that argument once we can model insect brains. Mouse brains aren't even on the horizon of what we can do.
I'm not sure what level of modelling you'd accept, but we appear to be close:
https://pubmed.ncbi.nlm.nih.gov/32880371/
> Mouse brains aren't even on the horizon of what we can do.
I would say that they are "on the horizon", given that the mouse brain connectome has already been published: