UPDATE: As of October 25, the app is now compatible with iOS 5.
If you’re an addictive gambler, the HKJC iPhone app is not yet compatible with iOS5. Therefore, don’t upgrade to iOS5 if the mobile betting app is important to your daily workflow.
This picture explains it all:
Update: official notice from HKJC
The Hong Kong Jockey Club would like to advise its customers who have installed the Club’s Mobile Betting Service iPhone App not to upgrade the mobile operating system to iOS5 to be launched by Apple until further notice from the Club.
The Club’s Mobile Betting Service iPhone App is not yet supported by iOS5. Customers using mobile devices installed with iOS5 may experience difficulties in getting access to the App. To avoid any inconvenience, customers are advised to continue using the existing iOS version to enjoy the service. The Club is following up at full speed and will update the App as soon as possible.