Foto: "<a href="https://ccnull.de/foto/two-businessman-with-silver-bitcoin-coin-and-buy-or-sell-text/1023909" target="_blank">Two businessman with silver Bitcoin coin and Buy or Sell text</a>" von <a href="https://ccnull.de/fotograf/marco-verch" target="_blank">Marco Verch</a> via <a href="https://ccnull.de" target="_blank">ccnull.de</a>, <a href="https://creativecommons.org/licenses/by/2.0/de/" target="_blank">CC-BY 2.0</a>