Index funds are touted as one of the safest ways to invest. Rather than picking and choosing individual stocks, index funds let you bet on the market as a whole. So what happens when a company like SpaceX — a giant gamble, and, in my opinion, terribly overpriced — is fast-tracked into the Nasdaq-100? Does it suddenly threaten the stability of index funds based on the Nasdaq-100? Can a $1.77 trillion IPO crater the retirement funds of regular people who would ordinarily have no interest…


