If you come seeking Him then okay, come as you are (like the song says), but the people I am referring to are there for the social activities and their behavior demonstrates it.
I get what you're saying; but, on the flip-side, there certainly is supposed to be a social component to the Church, if there wasn't then Paul's instructions to [essentially] excommunicate the guy living in sin (sleeping w/ his step-mom, IIRC) would have far less weight. Now, I'm not saying that the social aspect should be dominant, far from it (praising God for His work in/as/through Jesus and learning to know Him should be dominant).
I'm somewhat reminded of a story of an [essentially] militant feminist who attended church because of [IIRC] social obligation [i.e. dragged there by a friend/family] and the preacher was talking that day on wives submitting to their husbands. The person that brought her was mortified, thinking that that particular message would be an instant off
but she replied something to the effect of if the man loved me like that [the husband's obligation in the same passage] I would
. — So, I'm not quite ready to throw came for social reasons
around as an intrinsically bad thing (even though I myself am typically highly asocial and don't value it as highly as others do) because God can and does still work in the world of men and can use their presence to teach them something.