The recent Asifah (gathering) held in USA, initiated by the Gedolim in America was one of the largest in history. It is about addressing the dangers of the Internet on the souls of Klal Yisrael.
Below are a few links to read about it:
http://www.cross-currents.com/archives/2012/05/24/citifield-a-scorecard/ -- a Torah perspective on the gathering
http://dl.dropbox.com/u/1128325/Kinus%20Brochure%20FINAL.pdf -- a PDF brochure detailing the issues
Rav Matisyahu Solomon, shlita
Rav Don Segal, shlita
Rav Ephraim Waxman, shlita
Rav Moshe Green, shlita
