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 in investing in Elon Musk's meme stock?
The answer has less to do with SpaceX and more to do with index funds - how they work, their history, and why they've …
