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Note 8 - Derivative Liability (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]
   

Level 1

   

Level 2

   

Level 3

   

Fair Value at

September 30,

2021

 

Liabilities:

                               

Derivative liability

  $ -     $ -     $ 136,030     $ 136,030  
   

Level 1

   

Level 2

   

Level 3

   

Fair Value at

December 31,

2020

 

Liabilities:

                               

Derivative liability

  $ -     $ -     $ 96,369     $ 96,369  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

Balance at December 31, 2020

  $ 96,369  

Debt discount on convertible credit line payable

    15,362  

Loss on change in derivative fair value adjustment

    24,299  

Balance at September 30, 2021

  $ 136,030