save money Your Brain on Money Want to save more money? Start playing video games. Playing video games could help you make better decisions about money. ▸ 6 min — with Big Think The Present Why Feeling Our Currency Might Make Us More Responsible With It Swiping a bank card and Venmo-ing your friends has made money more abstract than ever – and therefore so much easier to thoughtlessly spend. A proposed new tech device would make cash-free purchases tactile again.