Oh bugger, Jedimark disabled the downloader! Don't despair!
I have the install file on my computer for Windows. The file name is:
SleepyHead-1.0.0-beta-2-Snapshot-Win32-OpenGL-20160422.exe
I was able to find it here:
LINK...
It's identical to the installer I have. Let me know if you try it!
BTW, I use just plain old CPAP, not BiPAP. But we have the same issues, such as mask fit, insurance companies, DME suppliers, etc.
I hope you enjoyed your walk by the Bay!