<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMAT FROM THE ACCOMPANYING FINANCIAL STATEMENTS AND IS IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL ST </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS 3-MOS <FISCAL-YEAR-END> DEC-31-1999 DEC-31-1998 <PERIOD-START> JAN-01-1999 JAN-01-1998 <PERIOD-END> MAR-31-1999 MAR-31-1998 <CASH> 208,239 15,676 <SECURITIES> 0 0 <RECEIVABLES> 16,667 8,937 <ALLOWANCES> 0 0 <INVENTORY> 0 0 <CURRENT-ASSETS> 434,861 27,036 <PP&E> 15,337 18,513 <DEPRECIATION> 0 0 <TOTAL-ASSETS> 472,285 50,502 <CURRENT-LIABILITIES> 64,228 12,085 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 7 7 <OTHER-SE> 228,939 35,937 <TOTAL-LIABILITY-AND-EQUITY> 472,285 50,502 <SALES> 20,076 9,869 <TOTAL-REVENUES> 20,076 9,869 <CGS> 8,596 7,055 <TOTAL-COSTS> 8,596 7,055 <OTHER-EXPENSES> 9,721 4,906 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 238 199 <INCOME-PRETAX> 21,872 (5,572) <INCOME-TAX> 0 0 <INCOME-CONTINUING> 21,872 (5,572) <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 21,872 (5,572) <EPS-BASIC> $0.31 ($0.09) <EPS-DILUTED> $0.29 ($0.09)