Already 8 years and being non profitable is forgivable for a hardware startup creating something new, especially a new silicon.
Depends why they are losing money. But losing money alone is not bad. This ain't an ice cream truck.
Agree groq implodes if demand for intellegent automation tanks (i.e. bubble burst), or competitors disrupt the disruptor. Another Z is all you need paper means my old laptop is running models fast or something means groq is not something you need.
They can probably pivot.
BTW OpenAI is 9 years old and they are a SaaS/PaaS running on Azure.