People said the same about Cisco, Intel, IBM etc. It will only be a matter of time for companies to eat into the high margin stuff for specific use-cases and grow from there.
There's something weird about the market right now in that all the AI budgets being used to by GPUs are loss-leading. Orgs are treating the spend as a waste anyways, so I suspect they aren't going to be looking to cut costs. Make Cerebras a hard sell imo.