<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <CASH> 223,862 <SECURITIES> 145,428 <RECEIVABLES> 7,393 <ALLOWANCES> 1,335 <INVENTORY> 0 <CURRENT-ASSETS> 391,150 <PP&E> 20,730 <DEPRECIATION> 2,491 <TOTAL-ASSETS> 458,231 <CURRENT-LIABILITIES> 55,312 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 68 <OTHER-SE> 402,579 <TOTAL-LIABILITY-AND-EQUITY> 458,231 <SALES> 17,495 <TOTAL-REVENUES> 17,495 <CGS> 3,756 <TOTAL-COSTS> 3,756 <OTHER-EXPENSES> 35,449 <LOSS-PROVISION> 700 <INTEREST-EXPENSE> 5,678 <INCOME-PRETAX> (16,732) <INCOME-TAX> 0 <INCOME-CONTINUING> (18,137) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (18,137) <EPS-BASIC> (0.28) <EPS-DILUTED> (0.28)