in fairness, that article is concerned more with hdtvs and the default rca cables that might come with it.
If you are buying an oppo dvd player with their pack-in hdmi cable, it's high quality, even though it is what came with the device.
If you buy most any component cable for the wii, it will look better than the composite cable- than even the most expensive composite cable.
Will there be some minor differences between component cables? maybe, the jury is out on how important a difference cables are once you go above supercheap.
I ordered a set of the playasia cables. When it arrives, I will try to remember to post my impressions.
But I can tell you with 99% certainty, I would not be able to tell the difference between component cables without a great deal of micro-analysis.
As for durability, I've used countless cables, some looking incredibly cheap, the only time a cable ever let me down was in college- when my husky pup chewed through the cord.