Board Thread:Warhammer 40k General Discussion/@comment-24037808-20140109121720/@comment-18016240-20140316180140

.Talik wrote: so then they win on a universal scale. They kill ALL life, not just in the  galaxy.

It would happen eventually

Even if they do that, it'd take eons upon eons to wipe out every single sapient race/species in the universe, it's not called "endless" for nothing.

So in effect, your Tau idea isn't really that great and pretty much relies on everyone suddenly joining the happy happy beatnik train.