CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS Unaudited - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenue	$ 232	$ 334	$ 719	$ 342
Cost of revenue	3,320	609	3,424	550
Gross profit	(3,088)	(275)	(2,705)	(208)
Operating expenses
Research and development	242,408	133,890	586,579	341,589
Selling, general and administrative	251,554	27,935	455,478	57,719
Total operating expenses	493,962	161,825	1,042,057	399,308
Loss from operations	(497,050)	(162,100)	(1,044,762)	(399,516)
Other income (expense), net
Change in fair value of forward contracts	0	0	(454,546)	(8,719)
Change in fair value of warrant liabilities		(100)		(200)
Interest expense	(76)	(10)	(111)	(20)
Other income (expense), net	249	785	(151)	76
Total other income (expense), net	(27,331)	718	(489,288)	(8,834)
Loss before provision for (benefit from) income taxes	(524,381)	(161,382)	(1,534,050)	(408,350)
Provision for (benefit from) income taxes	22	(145)	31	(245)
Net loss	(524,403)	(161,237)	(1,534,081)	(408,105)
Comprehensive loss	(524,403)	(161,237)	(1,534,081)	(408,105)
Deemed dividend related to the issuance of Series E convertible preferred stock	0	0	(2,167,332)	0
Net loss attributable to common stockholders	$ (524,403)	$ (161,237)	$ (3,701,413)	$ (408,105)
Weighted average shares outstanding used in computing net loss per share attributable to common stockholders, basic (in shares)	1,217,032,285	24,279,817	432,654,607	20,889,062
Weighted average shares outstanding used in computing net loss per share attributable to common stockholders, diluted (in shares)	1,217,032,285	24,279,817	432,654,607	20,889,062
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (0.43)	$ (6.64)	$ (8.56)	$ (19.54)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (0.43)	$ (6.64)	$ (8.56)	$ (19.54)
Convertible Preferred Stock Warrant Liability
Other income (expense), net
Change in fair value of warrant liabilities	$ 0	$ (57)	$ (6,976)	$ (171)
Common Stock Warrant Liability
Other income (expense), net
Change in fair value of warrant liabilities	(24,787)	0	(24,787)	0
Transaction costs expensed	$ (2,717)	$ 0	$ (2,717)	$ 0