Understanding how my GPS works doesn't prevent it from degrading my map reading skills. Any skill you don't practice gets rusty. As Dunning-Kruger tells us, the more sure we are about our understanding the less understanding we are likely to have. AI that tells us what we already think to be true may well be simply crystallizing our biases in a non-disputable form. For example there was an article a few months back in Technology Review about using AI to (a) decide which convicted criminals to incarcerate based on an AI-generated "recidivism score", and (b) the use of AI to direct police to places where crime is most likely.