Twitter is the latest Silicon Valley company to be sued over gender discrimination allegations (TWTR)

In the latest accusation of sexism to hit a high-profile Silicon Valley tech company, a former Twitter employee is launching a class action lawsuit against her ex-employee, Reuters reports, alleging the company's promotional system is sexually discriminatory. Over the past several weeks, news of interim Reddit CEO Ellen Pao's lawsuit against venture capital firm Kleiner Perkins Caufield & Byers has made frequent headlines in the tech press. A judge has ruled that there's "sufficient evidence fro...