Wall Street Pitches Sci-Fi ETFs for Robots, UFOs, Quantum Bets

What You Need To Know

• Over the past few months, issuers including Roundhill Investments, KraneShares and Themes have designed products aiming to capture out-of-this-world ideas.
• "What seems niche now could be a success tomorrow," one analyst says.
• But the metaverse is a cautionary tale.