The problem posed was "can my app tag photos with birds". The answer is now yes for all practical purposes. You italicized the word 'solved' to emphasize that

The problem posed was "can my app tag photos with birds". The answer is now yes for all practical purposes. You italicized the word 'solved' to emphasize that under technical scrutiny it is not true in response to a claim about being pedantic. 100% accuracy on identifying birds is, epistemologically, impossible.