Drawback is armour can make you a target, especially passing customs if you don't have permits. You can be arrested.
You can file from the road at internet cafe's but David prefers to come back and "digest" experience. A satellite phone would be something to have.
Safety in numbers wherever possible. Escape and evasion. If you're on your own it might be better to give up other than run through the jungle.
Beware of no go areas i.e. Landmines and bomblets from cluster bombs.
David is telling Taliban war stories. That wouldn't have come about if not from contacts.
"There's nothing more dangerous than a 12 year old with an AK47," David on his time in the Sudan.
Warning: Dressing like a local could get you killed by soldiers.
...but David likes to blend in as much as he can.
Carrying your own weapons is frowned upon. If you can hire a bodyguard this can be a good idea in a highly volatile situation.