<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
REGISTRANT'S REPORT ON FORM 10-Q FOR THE THREE MONTHS ENDED OCTOBER 31, 2000,
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

                                                  
<PERIOD-TYPE>                   3-MOS                   3-MOS
<FISCAL-YEAR-END>                          JUL-31-2001             JUL-31-2000
<PERIOD-START>                             AUG-01-2000             AUG-01-1999
<PERIOD-END>                               OCT-31-2000             OCT-31-1999
<CASH>                                     243,056,599              57,874,228
<SECURITIES>                               236,611,470              59,142,518
<RECEIVABLES>                               12,237,733               9,754,931
<ALLOWANCES>                                         0                       0
<INVENTORY>                                  6,061,574               3,216,783
<CURRENT-ASSETS>                           435,778,883             156,022,936
<PP&E>                                      78,402,805              68,922,441
<DEPRECIATION>                            (11,616,545)             (9,055,287)
<TOTAL-ASSETS>                             702,794,924             411,728,433
<CURRENT-LIABILITIES>                       44,306,535              49,650,957
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                       605,844                 555,218
<OTHER-SE>                                 604,876,378             331,331,328
<TOTAL-LIABILITY-AND-EQUITY>               702,794,924             411,728,433
<SALES>                                              0                       0
<TOTAL-REVENUES>                            30,809,070              13,136,918
<CGS>                                       18,711,267               6,834,111
<TOTAL-COSTS>                               59,104,469              22,588,731
<OTHER-EXPENSES>                                     0                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                   0                       0
<INCOME-PRETAX>                            (5,172,479)             (8,365,270)
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                        (5,172,479)             (8,365,270)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                               (5,172,479)             (8,365,270)
<EPS-BASIC>                                     (0.09)                  (0.17)
<EPS-DILUTED>                                   (0.09)                  (0.17)