I think you overestimate 2 by a longshot most problems only appear novel because they couched in a special field, framework or terminology, otherwise it would be years of incremental work. Some are, they are more appropriately put in a recreational journal or BB.
The reason the "experts" hung around SO was to smooth over the little things. This create a somewhat virtuous cycle, but required too much moderation and as other have pointed out, ultimately unsustainable even before the release of LLMs.
The reason the "experts" hung around SO was to smooth over the little things. This create a somewhat virtuous cycle, but required too much moderation and as other have pointed out, ultimately unsustainable even before the release of LLMs.