They are trying to insure their company survival. Imagine if they didn't put money into R&D for a car and something happened where, for example, Google produced one or EVs really took off in a big way. Or self-driving cars became a reality.
They'd be sol.
So you'll see companies like apple, meta, etc try a lot of different things as they attempt to read the tea leaves. They are one big tech breakthrough away from being irrelevant.
I've been predicting for a while though that siri will be turned into an AI that runs locally using the metal cores.
I'm genuinely surprised they haven't dropped that on us and are focused on VR.