True, I've seen a mixture of numbers reported, but I believe it is important to compare between cell lines. With what I think is considered an authoritative line, that is the Calu-3 cell line, Brilacidin is not only less cytotoxic, but also a more effective antiviral.
When mathematics and data are used in prediction we call this an 'educated guess'.
So, for those that might think I am daydreaming at $800 IPIX, please at least agree to call it 'educated daydreaming'.