Whats your idea of having your (total) cash on a card instead of paper money in your wallet, I believe this is the next wave of the near future but whats your opinion of the idea, it might have it`s problems but it would cut down on a lot of currant problems we have with the paper notes. Remember that there are a number of ways to secure such a cards. Please read the article first then give your educated opinions on the matter.
http://www.wired.com/wired/archive/4.10/wriston.html
http://www.wired.com/wired/archive/4.10/wriston.html