The Upload: Your tech news briefing for Friday, June 12

Twitter CEO Costolo steps down

Embattled Twitter CEO Dick Costolo will leave his post atop the micro-blogging company on July 1, bowing to intense pressure from investors disappointed with slow revenue growth and the failure to turn a profit. Co-founder and Chairman Jack Dorsey will serve as interim CEO while the company looks for a new boss; Costolo will remain on Twitter’s board of directors.

Oculus launches a consumer Rift headset, Xbox controller

In advance of the E3 gaming expo next week, virtual reality headset maker Oculus on Thursday took the wraps off a consumer version of its Rift headset, which will ship next March with a wireless Xbox controller. The company also showed prototypes of two ring-shaped controllers that will let players interact with objects in games like they might in real life.

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