More importantly, the topic of this thread is a discussion regarding the "ability to check upgrade inventory and flight status on KVS/Expert Flyer", and now that the respective ability and inability has been factually established, we see no merit in engaging in any off-topic matters.
I don't know of any other "web browser" that claims the content of websites it allows you to visit as being exclusive to that browser vs another way of getting at that data. Also, no web browser has charged for the privilege since Netscape in the 90's. It was one thing when KVS used to be free, ok fine, but that's not the case anymore.