A recent episode[0] of the catalyst podcast makes a pretty convincing argument that in aggregate, car behavior is so predictable that V2X could be a valuable asset.
0: https://pca.st/episode/77c6a8a5-4967-4a71-9da0-f1ab7d56c703
0: https://pca.st/episode/77c6a8a5-4967-4a71-9da0-f1ab7d56c703