Would You Do Yoga in an Airport?

At the Dallas/Fort Worth and San Francisco airports, there's a new way to pass the time. DFW just installed its first yoga room, so travelers can "get grounded while they're grounded." The yoga room at the San Francisco airport actually opened up in January. We'll be interested to see if the trend continues, and where it might be headed next! So what do you think: asanas before airtime?