Search around even the most modern office and you're likely to find a typewriter gathering dust in a corner.
Like so many things, its primary function has been usurped by the computer.
But this doesn't mean that people aren't still using typewriters.
In Boston, Massachusetts, for example, there's an ensemble group of musicians - the Boston Typewriter Orchestra - who use the obsolete machines exclusively in their compositions.
NHPR Correspondent Sean Hurley went to a recent performance of the BTO and files this report.