TC Roundup: Alibaba now worth $167B, will ring bell at NYSE this morning

Alibaba now worth $167B, will ring bell at NYSE this morning: Alibaba now tops Amazon and eBay in market value at $167.6 billion, after it priced shares at $68 to a select group of investors and bankers ahead of their public offering this morning. (Recode)

Twitter overhauls its UI on iPhone, stops hiding your bio: If you've ever thought that Twitter's interface for displaying profiles on phones was a bit wonky, don't worry. You're not alone. Even Twitter agrees. (TechCrunch)

Facebook now shows real-time events higher in your feed: Looks like Facebook wants a piece of the real-time events coverage that Twitter dominates. (VentureBeat)