...marriage is the most expensive shag a man will ever have.Sounds like yours has run it's course,death by a thousand cuts (all the cliches etc). Do what you must but don't let her find out.The ammunition further down the line, fired at you, would make Custer's last stand look like a tea party. Think your motor sprayed, or written on with a chisel, impromptu arrivals at the workplace (with her mates), letters, emails to folk...