Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Revenue from Contracts with Customers - Deferred Costs of Revenue Balances Included in Prepaid Expenses (Details)

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Note 2 - Revenue from Contracts with Customers - Deferred Costs of Revenue Balances Included in Prepaid Expenses (Details) - USD ($)
 3 Months Ended
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Balance, deferred costs of revenue $ 48,222 $ 101,656 $ 154,218 $ 25,758 $ 31,251 $ 89,068
Deferred costs added     2,800 194,686 11,188 17,406
Deferred costs expensed (48,222) (53,434) (55,362) (33,118) (16,681) (75,223)
Balance, deferred costs of revenue 0 48,222 101,656 187,326 25,758 31,251
Balance, deferred costs of revenue $ 0 $ 48,222 $ 101,656 $ 187,326 $ 25,758 $ 31,251