Has Microsoft made changes to msxml to improve performance with larger files? It seems to be working much better, and I don't understand why. Not that I'm complaining. It has always been know that the DOM has issues with large files. My golden rule has been to keep files under 4 mb if I want to avoid problems. For this reason, we have been in the process of moving things to the xmlreader. To test out performance, we tried to create a benchmark test where we first process a file using the DOM and...