Greek meltdown splits investors figuring Tsipras

Athens

GREECE'S bondholders are back at the precipice and the difference between winning and losing comes down to the brinkmanship of the nation's new leader.

Bulls, whose ranks include Greylock Capital Management's Hans Humes, say investors are safe because it's only debt owed to institutions such as the European Central Bank that Prime Minister Alexis Tsipras wants to renegotiate. Bears say that one false move by the 40-year-old premier risks Greece tumbling out of the euro area and defaulting.

"If you listen carefully to what these people are saying, they're not…