For me it's a) crashing quite often on Windows and Linux and b) doesn't really autocomplete anything beyond really simple cases where I don't need it like "Vec:

For me it's a) crashing quite often on Windows and Linux and b) doesn't really autocomplete anything beyond really simple cases where I don't need it like "Vec::<String>::" will give me new. But on most things it's just really awful. Error detection, at least in VSCode is only displayed after compiling, that might be the plugin though.