[Dylan16807]

And what fraction of the people this affects do you think care about the difference?

What fraction even know the difference?

My guesses are not very big.

[ClassyJacket]

If they didn't care about the difference they obviously wouldn't have searched for Google in the first place

[recursive]

Not obvious to me. People that search for Google probably don't have a solid grasp on what the difference is between Google and a search engine. Perhaps it's muscle memory.