She will notice TJ; even if you are separated. My W was in another house and fully engaged in her A and she still noticed what was going on with me and the changes I was making. So much so that it even pissed her off.

Dont worry about her or what might prompt her to change. Keep your focus squarely on yourself. It does not matter what she says or does at this point. At least not to you.

Me: 48 y/o
W: 47 y/o
Together: > 20 yrs
BD: Dec '15, then S
2nd BD: Mar '16, then I filed for D
April '16: started piecing