> I'm aghast that Facebook burns that much power to run what is basically a giant BBS. I guess mining all of our personal data must take up an outrageous number of computer cycles.

Did Ye Olde BBS support 1:millions broadcasting, and real-time viewing of high-definition video? Uploading and viewing thousands of high-quality photos?

Calling Facebook 'basically a giant BBS' is a lot like saying 'Oh, I could build Twitter in a weekend'.