agreements don't always hold up to legal scrutiny. In cases where it is unreasonable, it won't be able to stand up in court. And in any case, this is not a legal matter but a user experience / public opinion one

You're right, it's not a legal matter. You and I will readily agree that bundling a 4 GB language model with a Web browser is unreasonable, but how do you envision making that case in court?

My guess is that maybe one in 1000 Chrome users will even notice it.