It's a pain to maintain multiple builds and almost everyone has moved to 64-bit, sorry!
Ah, good to know that happens, hope you enjoy!
You've downloaded the Mac version - there's a separate download for the Windows version :].
Heard you used Silo in this - awesome! Would love to hear your feedback and ideas for development now that we're back to actively developing it. Drop us a line at email@example.com and we'll get you in touch with the devs!