Financial guru Robert Kiyosaki has urged his followers to invest in gold, silver, and Bitcoin (CRYPTO: BTC) in response to the escalating US debt. What Happened: On Thursday, Kiyosaki, author of the best-selling book “Rich Dad Poor Dad,” took to X, formerly Twitter, to express his concerns about the U.S. debt, which he claims is increasing by $1 trillion every 90 days. “Don’t be SCARED: Be PREPARED: US debt $34 trillion. Debt increasing by $1 trillion every 90 days. America is sick. Prepare now. Buy more gold, silver, Bitcoin. Please take care,” he tweeted. See Also: Forget Dogecoin And Shiba …