That sounds fast. Doesn't make you a bad guy, but that does sound fast.

Those two examples, I ask, why in their car? And sometimes, people mask an inability for true intimacy with sex.

And, yeah...saying I Love You, in a text, goes against your stated virtue, of wanting to communicate face to face. It's more meaningful stated, face to face, at least for the first time stated.

I do not feel, that all women, overanalyze things. Sounds, like you've gotten yourself, involved with those that do. Perhaps, it is a subconscious mirror, of yourself?

As far as fast, after 6 months, is when the 'honeymoon' phase, starts to lull. After that, is when you can start taking a good logical look, at the relationship.