I know it's wrong to focus on material "things" -- but there's a certain "something" about having something that is made well and engineered to last. Apart from anything else, how often does anyone come up to you and say "wow, that's a nice iPad case -- where did you get that?"
Or what about the time the airport security were convinced my belt contained contraband because it was the most robust belt they had ever seen (click here to see that blog
Max, does it have enough card slots? Here in Australia every second store gives you a loyalty card, every coffee shop gives you a "1 coffee free for N bought" card, and then there are medicare cards, bank cards, driving licence, etc.
The cards end up taking more space than the money......
For a couple of decades I carried around a handy little plastic card from Technical Design Labs, Inc with an ASCII chart on one side and the S-100 bus pinout on the other. Very handy for establishing geek credentials :-)