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Note 3 - Prepaid Expenses and Other Current Assets - Summary of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Prepaid subscriptions $ 423 $ 85
Prepaid insurance 619 376
Prepaid marketing and sponsorships 0 60
Other 107 314
Total prepaid expenses and other current assets $ 1,149 $ 835