no it is not possible because we have limited bit coins only like 21 millions of bit coins so for that reason how we can expect cashless society. up to now many country people don't no about bit coins. and most country's village people has no good facilities so they have to satisfying their needs use of cash in this situation how can we expect cashless society. so we did not expect cashless society. may be government  pass strictly this rules then we have to expect otherwise we can't expect.