I'm not sure that going out & getting drunk, being asked to leave a nightclub by security, parking your car in town, falling asleep in a doorway etc. etc. is the way you would choose to start a new life 'on the run'.
There are so many facets to living a life (especially a secret one) than just...
I simply can't give any credence to the theory that he's gone AWOL in order to be with a love interest. Had this been the case, I am totally convinced that he would have left some kind of 'footprint' somewhere since disappearing. Given the amount of surveillance we encounter in our daily lives...
The thing thats always perplexed me in this case is the amount of food he bought at the takeaway prior to his disappearance. I think most people who have been out for the evening drinking get the munchies at some point. However, no matter how much alcohol I've consumed, I've never bought 2...