No real spoilers. Pretty cool and insightful for someone who's only played a bit of Xenogears (disc 1) and some of Xenosaga 1.
Xenoblade Chronicles always looked interesting to me but I didn't have a Wii. The later entries in the series from the looks of it lean heavy into the Shonen look with weeb fanservice.
I found a YouTube link in your post. Here are links to the same video on alternative frontends that protect your privacy: