This isn't news to anyone (other than the dozens of commentators claiming to either be color blind or victims of reverse racism), but Michael David Smith does provide some fairly etherous links. NFL.com profiled 4 white WR prospects. Look at the NFL comparison for each of them:
It'd be one thing to just say "Welker" for all of them, but they're digging into practice squads to name white guys I've literally never heard of. If this was parody, you'd have to turn it down a notch to avoid being too absurd. NFL.com editor Andy Fenelon, you can go get fucked.
Also, Ryan Swope, he of the 4.34 40, has "only average" straight-line speed.