I think this is true based on a simple fact: I can reasonably use a computer from 2012 for my needs. In 2012 I probably wouldn't say that about a computer from

I think this is true based on a simple fact: I can reasonably use a computer from 2012 for my needs. In 2012 I probably wouldn't say that about a computer from 2002, and in 2002 I probably wouldn't say that about a computer from 1992.