The best stories across the web on media and technology, curated by Leandro Oliva.

1. Could Sandy be Instagram’s big citizen journalism moment? (PandoDaily)

2. Huffington Post, Gawker websites go down as newsrooms lose servers, power (Poynter)

3. Fake Hurricane Sandy photos blow through Tumblr, Instagram, Twitter (SocialTimes)

4. Apple fires mobile software and retail chiefs (Bits Blog)

5. What Tumblr can tell us about the future of media (GigaOM)