Not all country will follow or maybe it will take more than 20 years to happen on not to use cash. There are so many studies to do, so many things to consider and too many things to think of what will be the effect of this to the country. It will not also be easy to stop the cash because everything is relying to cash.
The government is actively encouraging the use of electronic payments in the country. For instance, the Tax Authority of Sweden,has mandated the use of cash registers for shops accepting payments in cash. Such regulations discourage retailers from taking cash payments to avoid taxation.