Ultimately we understand each of us need to do what's right for ourselves. Just please consider not doing anything spur of the moment - take a couple more days with no further action to really consider any big moves.
If you're confident something is what you have to do, then you lose nothing by merely waiting a couple days and reflecting.
Me, WW - Upper 30s BD - Apr 1 2016 EA - Apr 7 2016 (discovered; ongoing for months; did not confront right away) Confronted wife about EA - May 17 Wife sent NC email to OM - July 11