Are popular crypto stablecoins the next subprime CDOs, or even outright Ponzi schemes? Find out why I advise investors to sell or avoid Tether.

Robinhood trading app crashed today and customers were unable to take profits even before the app's crash. Now, users have taken to social to voice their outrage. Robinhood trading app's latest update appears to have broken the platform, causing significant downtime and blocking customer access to funds.

Yes, you can invest in water, and there are real-life examples of successful investors who have done so. Take Dr. Michael Burry, played rather eccentrically by the actor Christian Bale in the 2016 film, " The Big Short." In real life, Burry invests in water and the evidence shows that he and other aqua investors are onto something.