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v3.21.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Cash flows provided by operating activities: |  |
Net income (loss) | $ 26 | $ (316)
Depreciation and amortization | 37 | 21
Non-cash lease expense | 59 | 59
Stock-based compensation | 36 | 19
Change in operating assets and liabilities: |  |
Decrease (increase) in accounts receivable | (98) | 256
Increase in inventory | (127) | (10)
Increase in deferred charges | (33) | (5)
Decrease (increase) in other current assets and other assets | (18) | 63
Increase (decrease) in accounts payable and accrued expenses | 95 | (4)
Increase (decrease) in deferred revenue | 165 | (10)
Decrease in operating lease liability | (60) | (38)
Increase in other current liabilities and non-current liabilities | 1 | 43
Net cash provided by operating activities | 83 | 78
Cash flows used in investing activities: |  |
Investments in technology | (42) | (88)
Payments made for patent filings |  | (3)
Net cash used in investing activities | (42) | (91)
Cash flows provided by financing activities: |  |
Short-term credit, net | (149) | 45
Loan proceeds |  | 462
Stock option exercise proceeds |  | 19
Net cash (used in) provided by financing activities | (149) | 526
Net (decrease) increase in cash | (108) | 513
Cash at the beginning of the year | 2,063 | 1,247
Cash at the end of the period | 1,955 | 1,760
Cash paid during the year for: |  |
Interest | 4 | 16
Non-cash investing and financing activities: |  |
Accrued preferred dividends to former Acorn director and/or former OmniMetrix CEO | $ 2 | $ 2

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