"Everyone is doing more and more on their mobile device," said Wayne Malone, Citigroup's head of global ATMs, told the WSJ. And according to analysts at Javelin Strategy & Research, demand for basic banking via mobile jumped from 5 to 13 percent of respondents between 2013 and 2015. Despite the growing demand, Citibank doesn't appear to be in too much hurry to actually implement the new system. "Larger players sometimes like to wait on the sidelines a little longer to see if a product has merit before investing in it," Javelin analyst Daniel Van Dyk told the WSJ.

The company's reticence is in part due to questions about whether the general banking public is willing, or even able, to submit to regular biometric scans in order to access their hard-earned cash. And given Diebold's spotty track record when it comes to even inconsequential matters like a presidential election, how are we supposed to trust them to reliably dispense our cash, water, bitcoin and Doom?

[Image Credit: Bloomberg via Getty Images]