First off, I think Flirc is great. It saves me from having to use the mac mini remote. However there are two problems (one I'll discuss here, the other is for another post).
I'm using firmware 2.3 (came with it). Everything programs up well. The only problem is when my Mac Mini (OSX 10.6.8) sleeps, it wakes up about 2 mins later. Flirc wakes it up. It's plugged directly into the USB port on the back of the Mac Mini (no hub, though I've tried that and the result is still the same). Leaving Flirc unplugged results in normal sleep behavior. But of course, then I can't use it.
This (like