今日科技速遞：Google+改頭換面

??? *谷歌（Google）在其搜索主頁上增加了一個巨大的藍色箭頭，指向Google +，以此來力推這一服務。（從上面的網站截圖可以看出，用戶很難對此視而不見。）這一舉措表明，谷歌在這個社交媒體上又增加了新的賭注。這家互聯網巨頭還為其增加了各種新功能，包括搜索功能，面向Android用戶的Hangout群體視頻聊天功能，以及可將Hangout的片段轉化為流媒體內容的功能，這樣觀看人數就不再受到限制。（知名科技博客GigaOm）

????*今天晚些時候，美國最大點評網站Yelp公司（Yelp）的首席執行官杰里米?斯托普曼將出席參議院反壟斷立法小組委員會（udiciary Subcommittee on Antritrust investigating）調查谷歌公司是否存在反競爭行為的會議。斯托普曼在Yelp的博客上詳細說明了這一進程，還貼出了他將上交的證據。（美國點評網站Yelp）

????*Facebook公司的銷售收入預計將增至約43億美元，這很大程度上要歸功于其官方虛擬貨幣Facebook Credits。（科技博客VentureBeat）

????*近日，博客集群公司Glam Media正以2億美元的出價收購風俗社交網絡平臺新創公司Ning。（科技博客All Things D）

????*社交照片分享軟件Instagram自首度推出一年后，目前用戶預計將達1,000萬人。為表示慶祝，它推出了2.0版，用戶界面與照片濾鏡功能均做了改良，濾鏡加工的速度比以前提高了200倍。（科技博客TechCrunch）

????*食物外賣搜索引擎GrubHub在紐約、舊金山、波特蘭和丹佛等城市為用戶提供超過13,000家餐廳的食品外賣服務。在最新一輪融資中，它募得5,000萬美元，主導投資方是光速創投公司（Lightspeed Ventures）。（科技博客TechCrunch）

????譯者：清遠

????* Google (GOOG) upped the ante with Google + by prominently promoting the social network on Google.com with a big blue arrow. (As you can see from the above screenshot, it's hard to miss.) The Internet giant also added new features, including search, the ability for Android users to use the Hangout group video chat feature, and the ability to turn Hangout sessions into live streams with an unlimited number of viewers. (GigaOm)

????* Later today, Yelp CEO Jeremy Stoppelman will appear in a Senate Judiciary Subcommittee on Antritrust investigating whether Google is being anti-competitive. Stoppelman took to Yelp's web blog to elaborate on the move and also posted the testimony he will deliver. (Yelp)

????* Facebook is expected to grow to nearly $4.3 billion in sales thanks in large part to Facebook Credits. (VentureBeat)

????* Glam Media is buying the custom social-platform start-up Ning for $200 million. (All Things D)

????* Instagram is about to hit 10 million users one year after its original launch, and to celebrate, it's launching version 2.0 with an improved user interface and photo filters that perform 200 times faster. (TechCrunch)

????* GrubHub, which offers users food delivery service from over 13,000 restaurants in cities like New York, San Francisco, Portland, and Denver, raised $50 million during its latest round of funding, led by Lightspeed Ventures. (TechCrunch)