Originally Posted by l_macd
In that case, I might email them and ask why there the discrepancy between those in the US and those not. Why cap one and not the other. I don't use a 3G Kindle, don't see a problem with them putting some kind of cap in place, but that just makes me want to buy a Sony or Kobo instead!
I would imagine it's capped in countries where Amazon doesn't have a roaming arrangement with a local telecoms operator. That's only a guess of course, but I'd be interested to know if it's capped in the UK, for example, where Amazon have a deal with Vodafone.