CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Operating Activities:
Net loss	$ (18,802,000)	$ (6,518,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	780,000	231,000
Bad debt expense	27,000	0
Stock-based compensation	1,260,000	322,000
Noncash lease costs	243,000	294,000
Loss on abandoned real estate operating lease	0	1,092,000
Gain on extinguishment of debt	(635,000)	0
Gain on modification of lease	(17,000)	0
Changes in operating assets and liabilities:
Accounts receivable	172,000	333,000
Prepaid expenses and other assets	7,000	(258,000)
Accounts payable and accrued expenses	25,000	(334,000)
Deferred revenue	383,000	(339,000)
Net cash used in operating activities	(16,557,000)	(5,177,000)
Investing Activities:
Purchases of property and equipment	(1,064,000)	(320,000)
Proceeds from sale of equipment	1,000	0
Purchases of intangible assets – domain name	(85,000)	0
Net cash used in investing activities	(1,148,000)	(320,000)
Financing Activities:
Proceeds from PPP loan payable	0	629,000
Payments of dividends	0	(99,000)
Principal payments on financing lease equipment	(699,000)	(43,000)
Proceeds from public stock offering, net of fees	5,556,000	18,171,000
Proceeds from stock options exercised	244,000	209,000
Net cash provided by financing activities	5,101,000	18,867,000
Net increase (decrease) in cash and cash equivalents	(12,604,000)	13,370,000
Cash and cash equivalents at beginning of period	16,704,000	3,334,000
Cash and cash equivalents at end of period	4,100,000	16,704,000
SUPPLEMENTAL DISCLOSURE OF CASH FLOW ACTIVITIES:
Cash paid for interest	20,000	2,000
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Preferred stock dividends accrued	0	79,000
Conversion of preferred stock to common stock	0	1,843,000
Assets acquired under a Right of Use (“ROU”) operating lease	489,000	824,000
Assets acquired under a ROU finance lease	$ 1,995,000	$ 0