1/20 defcon: firms, foes & ipo's

goldman sachs won't let americans buy facebook shares*
google's eric schmidt passes ceo reins to larry page*
apple's jobs takes another medical leave,
raising questions about firm's future*
ellsberg: with wikileaks, google & facebook must take a stand*
trapster.com warns 10m users of password theft*
q&a: threat of cyberwar is 'over-hyped'*
dancho danchev, bulgarian security researcher & cybercrime foe, goes missing*