> On Dec 24, 10:07 am, Robert Clark yahoo.com>
> wrote:
>

>> Kurzweil then claimed that longevity trends are
>> accelerating so fast that the life expectancy will increase
>> more than one year for each year that passes in about 15 years.

>
> Back in the sixties, I read an article in Analog where the
> author claimed speeds attained by humans were increasing so fast
> that before the end of the century we would be able to travel
> faster than light. It came equipped with a graph, which
> extrapolated these speeds into an asymptotic blowup. Finding the
> fallacies in this class of argument is left as an exercise for
> the reader.
>