Billionaire hedge-fund manager Ken Griffin just picked up two more condos in the Billionaires' Row tower where he dropped a record-breaking $238 million in January, Jennifer Gould Keil reported for The New York Post. Griffin paid $1.89 million and $2.06 million for two new adjacent apartments on the 20th floor, which could be meant for guests or staff, according to the Post. The Billionaires' Row skyscraper, 220 Central Park South, has now surpassed $1 billion in sales, according to NYC real-estate publication 6sqft.