and the fifth stage is ...
Once everything's been sorted out. You've got over the nervous breakdown, settled the divorce, come out of rehab and got your life back on track after having the whole "virtualisation thing" dumped on you by a PHB who wanted it done in a few days. You finally realise that since things are going so well - a testimony to your skills, perseverance and professionalism - that t'management are completely oblivious to all the work and just see it as a "cost centre".
Once it's stable, documented and fully proceduralised, it'll be contracted out to the lowest bidder and you'll be downsized.