“How do you decide which to use? Is there something in particular that the open threads would be for?”
Whichever you feel like. You could (and quite plausibly should) post it to both, actually, at least for now.
I guess that’s the main thing I don’t like about this idea. Especially if people cross-post to both, the resulting discussion will get fragmented between the two sites (or everyone will have to remember to post their replies to both).
“How do you decide which to use? Is there something in particular that the open threads would be for?”
Whichever you feel like. You could (and quite plausibly should) post it to both, actually, at least for now.
I guess that’s the main thing I don’t like about this idea. Especially if people cross-post to both, the resulting discussion will get fragmented between the two sites (or everyone will have to remember to post their replies to both).