At least from the FB standpoint, "kill RSS" is quite an exaggeration. The code correcting the oversight that removed the links for RSS feeds in latest redesign of Page profiles should be going out tomorrow (5/10/11). Note that the feeds themselves (e.g. https://www.facebook.com/feeds/page.php?id=9445547199&fo...) were unaffected.

/me added back the Page RSS feeds during a hackathon last year