I installed the no-device-check netflix app from the guys over at xda and so far so good for my X2. At first it didn't want to load correctly but after a couple trys it opens and runs fine now. The video quality isn't the best, even on wifi, but I'm guessing that's how everyones is.
You can find the apk here
[APP]Official Netflix (new device check disabled) - xda-developers
You can find the apk here
[APP]Official Netflix (new device check disabled) - xda-developers