Twitter is getting ready to auction off signed bottles of its own Fledgling wine — along with some face time with co-founder Biz Stone — just in time for some holiday charitable giving.Proceeds will benefit the Room to Read literacy program, specifically volunteers in Uttarakhand, India. Twitter launched its wine label last fall. From the start, it was a charitable endeavor. The company worked with Napa winery Crushpad to create a Chardonnay and a Pinot Noir.