WeakSauce rooted phone no problems.
1. HTC Sync connects to phone just fine.
2. Brand new Android SDK downloaded for use
3. Tried using sudo ./adb devices
4. Tried USB debug switch on/off
5. Tried USB unplug/replug
6. Tried phone on/off
7. Tried macbook on/off
8. System Profiler shows USB HTC device connected
What else can I do to make this work. Starting hour 5 of attempts. Any help much appreciated.