<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDcvMmRiNjA0YTctYmY2My00YTlmLTliY2QtNzBiMGEzNWM1NWVkLmpwZw==.jpg"></p><p>Since the inception of the digital euro, many critics have called the proposed digital currency a surveillance tool.</p>