Amazon says its Instant Video library has grown to more than 100,000 titles available for instant streaming—some five-times the size of Netflix’s Watch Instantly collection.

Hollywood darling and prolific tech investor Ashton Kutcher may face the wrath of the FTC after serving as a guest editor for an online-only version of Details Magazine, in which he failed to disclose his investments in a number of the companies he championed in the issue.

Textbook rental service has started offering digital textbook rentals.

Everything-organizer Evernote acquired image annotation application Skitch. Terms of the deal were not disclosed.

Foursquare is getting in the events business. That is, after a couple years of seeing users create “locations” like “U2 at the Meadowlands,” foursquare has actually created a feature that lets users embed certain events into a check-in.

GoodData, provider of a cloud business intelligence (BI) platform, closed $15 million in new venture financing, bringing the total raised to date to $28.5 million.

HP is shutting down operations for webOS devices and exploring strategic alternatives for webOS software.

Salesforce posted Q2 financial results: the company saw record quarterly revenue of $546 million, up 38 percent year-over-year.

Today's Entrepreneur is Jonathan Gael, co-founder of Ether2.