For the cost of it, I'm willing to pay for something that is efficient and will last. At current prices I'm guessing $20-$30 per fixture for something quality. Since there are 6 cans, I'm not really worried about being in a pinch from one dying.
Not only did I consider it, I did it. The wall used to have a full window door in it that never got used. That was replaced with two windows as you can see above.
Here is the before (ok, more like during):