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Stock Options and Warrants (Tables)
 12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Stock options outstanding
        
   Options  

Weighted Avg.

Exercise Price

 
Options outstanding, December 31, 2020   32,480,601   $0.18 
Options granted   800,000    0.03 
Options exercised   –    – 
Options cancelled   (2,200,000)   0.30 
Options outstanding, December 31, 2021   31,080,601   $0.17 
Options granted   –    – 
Options exercised   (250,000)   0.08 
Options cancelled   (4,773,000)   0.26 
Options outstanding, December 31, 2022   26,057,601   $0.15 
Schedule of options outstanding by per share price
                    
   Outstanding Options   Exercisable Options 
Option
Exercise Price
Per Share		  Shares   Life
(Years)		   Weighted
Average
Exercise Price		   Shares   Weighted
Average Exercise
Price		 
$0.02 - $0.24   22,055,551    5.1   $0.10    22,055,551   $0.10 
$0.25 - $0.49   3,388,552    3.6    0.36    3,388,552    0.36 
$0.50 - $0.99   463,052    1.4    0.85    463,052    0.85 
$1.00 - $2.00   150,446    0.6    1.18    150,446    1.18 
    26,057,601    4.8   $0.15    26,057,601   $0.15 
Assumptions used for option valuation
        
   Years Ended 
   2022   2021 
Expected life (years)   –    4.9 
Risk free interest rate   –    1.3% 
Volatility   –    148% 
Expected dividend yield   –    0% 
Schedule of warrant activity
        
   Warrants  

Weighted Avg.

Exercise Price

 
Warrants outstanding, December 31, 2020   8,683,677   $0.11 
Warrants granted   19,307,153    0.04 
Warrants exercised   –    – 
Warrants cancelled   (8,013,681)   0.10 
Warrants outstanding, December 31, 2021   19,977,149   $0.04 
Warrants granted   16,426,657    0.04 
Warrants exercised   (14,483,825)   0.04 
Warrants cancelled   (1,605,828)   0.04 
Warrants outstanding, December 31, 2022   20,314,153   $0.04 
Schedule of warrants outstanding by per share price
                    
   Outstanding Warrants   Exercisable Warrants 
Option
Exercise Price
Per Share		  Shares   Life
(Years)		   Weighted
Average
Exercise Price		   Shares   Weighted
Average Exercise
Price		 
$0.02 - $0.24   20,244,153    1.0   $0.04    20,210,820   $0.04 
$0.25 - $0.49   –    –    –    –    – 
$0.50 - $1.00   70,000    1.3    0.80    70,000    0.80 
$1.00 - $2.00   –    –    –    –    – 
    20,314,153    1.0   $0.04    20,280,820   $0.04 

 

Year Ending December 31, 2022

 

  · In September 2022, pursuant to terms of convertible notes issued, the Company granted warrants to purchase 14,409,995 shares of common stock with an exercise price of $0.04 per share, vesting immediately upon grant and expiring one year from the date of grant. See Note 5 for further discussion.
     
  · In January through December 2022, pursuant to terms of consulting agreements, the Company granted warrants to purchase 2,016,662 shares of common stock with an exercise price of $0.02 to $0.09 per share, vesting up to one month from the date of grant and expiring two to five years from the date of grant. Total fair value of these options at grant date was approximately $127,000 determined using the Black-Scholes Option Pricing model with the following assumptions: life of 2 to 5 years; risk free interest rate of 0.13% to 4.49%; volatility of 193% to 245%; and dividend yield of 0%. During the year ended December 31, 2021, the Company recognized compensation expense of $127,000 based on the fair value of the warrants that vested.

 

Year Ending December 31, 2021

  

  · In February through December 2021, pursuant to terms of convertible notes issued, the Company granted warrants to purchase 18,907,157 shares of common stock with an exercise price of $0.03 to $0.04 per share, vesting immediately upon grant and expiring one year from the date of grant. See Note 5 for further discussion.
     
  · In January through December 2021, pursuant to terms of a consulting agreement, the Company granted warrants to purchase 399,996 shares of common stock with an exercise price of $0.02 to $0.05 per share, vesting one month from the date of grant and expiring two years from the date of grant. Total fair value of these options at grant date was approximately $13,000 determined using the Black-Scholes Option Pricing model with the following assumptions: life of 2 years; risk free interest rate of 0.11% to 0.7%; volatility of 204% to 242%; and dividend yield of 0%. During the year ended December 31, 2021, the Company recognized compensation expense of $13,000 based on the fair value of the warrants that vested.