On the downside of a mobile phone monoculture (or: how my PDAs went extinct)

An Eulogy for the PDAs in my life

I've been musing about the popularity and proliferation of ebook readers and smart phones lately. From my observations, many students these days use their phones as their main (or perhaps only) access to email, Facebook, Twitter and other amazing products of Internet technology, bringing communication in the digital age full circle. (Applications to apps, phones to phones?)