Certainly an experience I would repeat without hesitation. I can say in confidence, brother, that the more you remember, the more you'll see you're not much different. Which is a good thing, I think, it'll make it easier and feel more natural. If that makes sense? I hope in having to retire it wasn't due to injury? And after Africa I returned home to my parents and launched Bloggr, a little social networking site, which I had been working on during my duty and the reason I moved into the city in order to lease a building and set up a little office.
Reassurance and comfort most likely, for those with stronger faith. Intimidation or perhaps even persuasion for those with less. Most of my earlier interactions with mankind I was indistinguishable from them; it was just easier. I'd say any animal has the capability to be harmless or malicious, their nature does have some influence but it's all about choices and free will, just like humans.