1. IPOas an exit strategy & bag‑holding risk
"They unload the shares on the public market when they reach the top of their growth curve, leaving the public holding the bag." — ac29
2. Sky‑high valuations and bubble anxieties > "Be scared when random AI companies IPO with bad ideas and no revenue." — aurareturn
3. Profitability and cash‑burn doubts
"If OpenAI IPOs, then investors will expect a return. OpenAI can't generate that, so they'll be forced to slash R&D, stop datacenter roll outs and layoffs, so what's left? A model that will grow stale in six month, massive commitments and debt?" — mrweasel
4. Index‑fund mechanics & passive‑investor exposure
"Index funds buy companies, for the most part, according to their market capitalisation." — jddj