It's the "Go to Definition" and "Find all References" pieces that are so annoying to me, and slow me down tremendously. It means that (practically) you have to

It's the "Go to Definition" and "Find all References" pieces that are so annoying to me, and slow me down tremendously. It means that (practically) you have to do your whole solution in one language for it to feel like a unified solution, and that makes it hard to start by bolting an F# project onto an existing solution.