Unfortunately, not. They saw the changes, but none spoke out about them -- until I'd already made an unforgivable ass of myself. Many relationships have been permanently damaged or destroyed.
To be fair to them, I understand. I recognize bits and pieces of the psychotic state of mind in people who drink too much coffee: and I'm avoidant of these people, rather than confrontational with them (I, too, want to keep my involvement with psychos to the minimum).