Warren Buffett and Charlie Munger.
- Charlie Munger tore into bitcoin, Robinhood, and SPACs at Berkshire Hathaway’s annual meeting.
- Warren Buffett’s business partner dismissed big-tech competition concerns.
- Munger said aggressive federal spending can’t go on forever.
- See more stories on Insider’s business page.
Charlie Munger, Warren Buffett’s right-hand man, blasted bitcoin, Robinhood, and SPACs at Berkshire Hathaway’s annual meeting on Saturday.
Munger, Berkshire’s 97-year-old…