As more obituaries pile up for Barnes & Noble's (BKS) Nook business following a...

|About: Barnes & Noble Inc (BKS)|By:, SA News Editor

As more obituaries pile up for Barnes & Noble's (BKS) Nook business following a disappointing release on holiday sales numbers, CEO William Lynch promises to examine the "root cause" of the issue. Morningstar analyst Peter Wahlstrom thinks the problem isn't the devices themselves, but notes the company lags in "marketing, awareness and adoption." Either way, B&N is feeling the heat to keep pace with heavyweight rivals in the tablet space.