Everyone knew it was going to be a solar roof. Musk said so. What no one predicted was that what they actually introduced, which is roof tiles indistinguishable

Everyone knew it was going to be a solar roof. Musk said so. What no one predicted was that what they actually introduced, which is roof tiles indistinguishable from slate or terracotta. The headline is about the specific Tesla Solar Roof, not the general idea of a Tesla solar roof.