Comment Makes it easier? (Score 1) 195
As long as you're giving a unique url to each user who you email, this actually makes open-rate calculations a lot more accurate, doesn't it? Instead of a large percentage of your users never seeing the image, they'll all get loaded.
Sure you can't track cookies, get IP addresses, or any of that anymore...
I'm assuming Google is only downloading images of emails that people open. If Google is downloading every image of every email they get, then never mind.