Good question. I believe the real reason was to prove that the reason she was leaving this morning was exactly what I suspected and she what she initially denied, and then confirmed.
Understand that this was not a pattern of behavior. I have never tried to prevent her from doing anything like this before. I have never said "because I said so" to her.
M 53 W 54, M since 98 D15, D19 8/2013 discovered EA, W maintained contact with OM until 10/14 7/2/17 W said she wanted S, 7/25/17 moved out of MBR 12/17 W says moving out 5/18, W still in home.