Warren Buffett's Berkshire Hathaway has a record $137 billion cash pile. Here's why the investor will be frustrated by that fact.

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· *Warren Buffett's Berkshire Hathaway had a record $137 billion in cash at the end of March.*
· *The famed investor always holds some cash to weather emergencies and capitalize during crises.*
· *However, Buffett dislikes having too much cash because it loses value over time and he views businesses as better...