If interrupting a video to remind me that I watched a film (that I didn't even especially like) two weeks ago is the best modern big-data AI-leveraging advertis

If interrupting a video to remind me that I watched a film (that I didn't even especially like) two weeks ago is the best modern big-data AI-leveraging advertising tech can do maybe adtech isn't worth all the data centres full of GPUs crunching the data.