The Congressional Budget Office, or CBO, recently said that the American Health Care Act, the Obamacare-replacement plan proposed by House Republicans, would lead to 23 million Americans losing their health coverage. Additionally, the plan has been widely criticized for being a "tax cut for the rich."At Berkshire Hathaway's recent annual shareholder meeting and in subsequent interviews, CEO Warren Buffett and Vice Chairman Charlie Munger offered their opinions on the plan, and on the U.S.