Unfastening her dress, and still blushing, she began feeding her child.

Undressing in front of your desk-top PC is unlikely to make you blush, but perhaps the presence of a human-like android would.

One suggestion is that blushing started out as a simple appeasement ritual: a way to show dominant members of the group that we submit to their authority.

I'm the one who blushes.

I blushed.