Specialization: Risks & Rewards

So you are getting into technology.  Obviously if you weren't sharp enough for the challenges of myriad disciplines, software, and hardware you'd be off getting a job for a lesser mind and reading some other blog.  However your strengths set up a question which has ramifications for your career: do you focus on a specific skill/technology or instead stay current in as many facets as possible?  Geekademy has some ideas.