What you need to know - 08/26/11

Read more about Steve Jobs' resignation; get ready for Facebook f8 developer conference

Trusted consumer reviews site Angie’s List filed for an IPO with plans to raise $75 million, but hasn’t yet decided on a ticker symbol.

Read a letter written by Tim Cook to all Apple employees, reassuring them that Apple is not changing course.

Apple going forward: Steve Jobs is undisputedly a singular leader and can’t be replaced, but Apple isn’t dying with his resignation.  What’s on the horizon for the company and, more importantly, who is Tim Cook?

Facebook finally set the time, place and price for f8, the company’s yearly developer conference.

Also:representatives from Facebook, Twitter and RIM met with the Home Office in the UK on Thursday to discuss the role of social media and mobile messaging in the chaotic riots that raged across London earlier this month. Freedom of speech is safe for now: as it turns out, the conversations ended up being more about keeping crime off social media as opposed to creating new restrictions.

Just one year after acquiring social app-maker Slide for $200 million, Google has decided to nix the whole thing, and Slide founder and Google VP Max Levchin is leaving, according to Google and Slide.

Today's Entrepreneur is Thiago Sindra, founder of Timezpot.