I love my new Glowlight but without a SD card I was pessimistic about root possibilities. The only thing I really used root for was automatic sync'ing with Dropbox (using Dropsync Pro) so I was going to be able to live without that...
However, in the last week or two some folks at XDA have been working hard on rooting it. As someone who doesn't know much about the intricate details of that process, it's been a fun read. Here it is in case you're interested in following along...
http://forum.xda-developers.com/show....php?t=2559915