Here's how it is, and this goes back to Socrates

[Cicero]

Originally Posted by Urbane Guerrilla

Such as grammar, for instance... sigh... the objective case of I is me. This happens whether the pronoun is the object of a verb or of a preposition, in this case between.

Declining pronouns is a characteristic of Germanic-group languages, of which English is one in spite of its extensive Latinate vocabulary. (It's all in what we do around verbs. They are less likely to get pushed around than nouns.)

People are not being trained to any standard in English any more. My generation mostly knows better than that. [/grousing]

I bow to your intellectual superiority.