Note 1 - Description of Business and Significant Accounting Policies - Major Categories of Depreciable Assets and Respective Book Values (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Accumulated depreciation	$ (58,081)	$ (41,370)
Property, equipment and software, net	132,475	92,785
Computer Equipment [Member]
Property, equipment and software, gross	32,182	32,182
Furniture and Equipment [Member]
Property, equipment and software, gross	$ 158,374	$ 101,973

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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