<ARTICLE> 5 <MULTIPLIER> 1000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> JUN-30-2000 <CASH> 438,113 <SECURITIES> 242,805 <RECEIVABLES> 14,983 <ALLOWANCES> 251 <INVENTORY> 0 <CURRENT-ASSETS> 711,108 <PP&E> 152,932 <DEPRECIATION> 65,002 <TOTAL-ASSETS> 876,635 <CURRENT-LIABILITIES> 71,402 <BONDS> 203,292 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 32 <OTHER-SE> 601,909 <TOTAL-LIABILITY-AND-EQUITY> 876,635 <SALES> 0 <TOTAL-REVENUES> 86,769 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 86,741 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 4,908 <INCOME-PRETAX> (14,767) <INCOME-TAX> 0 <INCOME-CONTINUING> (14,767) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (14,767) <EPS-BASIC> (0.47) <EPS-DILUTED> (0.47)