What a weird thread. I can't believe someone actually thinks Austin is more important than Houston on any level.

hahahahaha
Since I'm here, I feel I must represent and help
JJP out.

Win from the band The Arcade Fire is from The Woodlands just outside Houston, and filmmaker Wes Anderson is from Houston, too.
As for the original question, I don't know which city has more name recognition in the world. I think they're probably about equal at this point in history. Why didn't anyone post this in the World forum as suggested? That should settle it once and for all.