This! I have tried 20+ apps at this point and still have ideas as to what a journal should be that aren't in any of those. Same with task management apps. Maybe someday I will build too...
IME, not really. When you prompt it to review its own written code, it will end up finding out a bunch of stuff that should have been otherwise. And then you can add different "dimensions" in your prompt as well like performance, memory safety, idiomatic code, etc.
Really nice! Anyone knows if there is any list of such website books / gitbooks? I try to bookmark these whenever I come across them, but I believe there must be so many great ones I don't know of.