Note 1 - Description of Business and Significant Accounting Policies - Major Categories of Depreciable Assets and Respective Book Values (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Accumulated depreciation	$ (79,030)	$ (53,233)
Property, equipment and software, net	136,353	138,256
Computer Equipment [Member]
Property, equipment and software, gross	59,404	36,822
Furniture and Equipment [Member]
Property, equipment and software, gross	$ 155,979	$ 154,667