Warren Buffett said he would have spent $100 billion without blinking — and cash is like 'oxygen' but 'not a good asset'

Warren Buffett is the CEO of Berkshire Hathaway.

Nati Harnik/AP

• Warren Buffett didn't like Berkshire having so much cash and would have happily spent $100 billion.
• He compared cash to "oxygen" but said it was "not a good asset," and he preferred to own businesses.
• Buffett made the comments in a CNBC interview filmed last May and aired Tuesday night.

Warren Buffett wasn't thrilled about Berkshire Hathaway holding so much cash, and would have happily spent $100 billion on the right opportunity.