While given the timeframe of your investigation it's entirely possible that you haven't heard any of the natives speak, certainly you've had the opportunity to take note of the prevalence of an unfamiliar alphabet to the exclusion of all familiar ones. You'll find as you continue that this is no mere matter of decoration; any book you find will likewise be written in such a script.

Furthermore, there is the matter of the natives themselves. I assure you that the vast majority of them are precisely what they appear to be. As for those few who are not... there is a reason why I said it was racist to speak of "unwanted doppelgangers", and why I dusted one of your credit cards for prints.

...On that note, it is not merely because this is a rural location that you've been unable to find an ATM. For one thing, plastic hasn't yet been invented on Eberron.