Twitter rooms:

• Centennial I #c1
• Centennial II #c2
• Centennial III #c3
• Centennial IV #c4
• Regency V #r5
• Regency VI #r6
• Regency VII #r7

To participate:

• Tag tweets with #chi2010. Add a room tag to designate a specific room conversation (e.g. #chi2010 #c1).
• Tag your photos with #chi2010 on Flickr.