...just joining the crusade to end driver cell phone attention and promote driver cyclist attention.
Increasingly, text messaging and cell phone use while driving is becoming illegal in urban areas. Just like smoking within public establishments, it's only a matter of time before this ban will spread nationwide.
Cyclists also use cell phones while riding (especially the Dutch). In my opinion, go for it! The only person you'll likely injure is yourself, which is Darwinism, really...