Which, indeed, is the point. Threads are primarily useful in very busy channels with multiple conversations happening. The point of a thread is to get the conve

Which, indeed, is the point. Threads are primarily useful in very busy channels with multiple conversations happening. The point of a thread is to get the conversation out of the main channel so it doesn't disrupt other discussions. If you want every message to go to the main channel, just post it there, not in a thread. IMHO that checkbox shouldn't even exist.