Saturday, May 25, 2013

M.I.T. Scholar's 1949 Essay on Machine Age Is Found


http://www.nytimes.com/2013/05/21/science/mit-scholars-1949-essay-on-machine-age-is-found.html

In 1949, He Imagined an Age of Robots
By JOHN MARKOFF

It was a vision that never saw the light of day.

The year was 1949, and computers and robots were still largely the
stuff of science fiction. Only a few farsighted thinkers imagined
that they would one day become central to civilization, with
consequences both liberating and potentially dire.

One of those visionaries was Norbert Wiener (1894-1964), an American
mathematician at the Massachusetts Institute of Technology. In 1948
he had published "Cybernetics," a landmark theoretical work that
both foreshadowed and influenced the arrival of computing, robotics
and automation. Two years later, he wrote "The Human Use of Human
Beings," a popularization of those ideas and an exploration of the
potential of automation and the risks of dehumanization by machines.

In 1949, The New York Times invited Wiener to summarize his views
about "what the ultimate machine age is likely to be," in the words
of its longtime Sunday editor, Lester Markel.

Wiener accepted the invitation and wrote a draft of the article; the
legendarily autocratic Markel was dissatisfied and asked him to
rewrite it. He did. But through a distinctly pre-Internet series of
fumbles and missed opportunities, neither version ever appeared.

In August, according to Wiener's papers, which are on file at the
M.I.T. Libraries, The Times asked him to resend the first draft of
the article so it could be combined with the second draft. (It is
not clear why the editors failed to keep a copy of the first draft.)

"Could you send the first draft to me, and we'll see whether we can
combine the two into one story?" wrote an editor in the paper's
Sunday department, then separate from the daily paper. "I may be
mistaken, but I think you lost some of your best material."

But by then Wiener was traveling in Mexico, and he responded:

"I had assumed that the first version of my article was finished
business. To get hold of the paper in my office at the Massachusetts
Institute of Technology would involve considerable
cross-correspondence and annoyance to several people.

"I therefore do not consider it a practical thing to do. Under the
circumstances I think that it is best for me to abandon this
undertaking."

The following week the Times editor returned the second draft to
Wiener, and it eventually made its way to the libraries' Archives
and Special Collections. It languished there until December 2012,
when it was discovered by Anders Fernstedt, an independent scholar
who is researching the work of Karl Popper, the 20th-century
philosopher.

Almost 64 years after Wiener wrote it, his essay is still remarkably
topical, raising questions about the impact of smart machines on
society and of automation on human labor. In the spirit of
rectifying an old omission, here are excerpts from "The Machine
Age," courtesy of the M.I.T. Libraries (all rights reserved).

Consider the Abacus

By this time the public is well aware that a new age of machines is
upon us based on the computing machine, and not on the power
machine. The tendency of these new machines is to replace human
judgment on all levels but a fairly high one, rather than to replace
human energy and power by machine energy and power. It is already
clear that this new replacement will have a profound influence upon
our lives, but it is not clear to the man of the street what this
influence will be....

To understand what a computing machine is, let us compare a paper
scheme of mathematical computation, a Chinese ... abacus and a
Marchand or Fridén decimal computing machine for office use, and an
electronic computing machine. Of these, the abacus is actually the
oldest, but is not too familiar to the average man in the modern
West.

Let us then begin with an ordinary paper schedule of computations.
In this, we depend on certain memorized combinations of numbers and
rules of procedure to enable us to carry out our actual operations
on our numbers. The multiplication table and the rules of elementary
arithmetic represent something which needs human intervention to be
carried out on paper, but this human intervention follows certain
inhumanly rigid and memorized laws.

In the abacus we carry out a human intervention of exactly the same
sort as in combining numbers on paper, but in this case the numbers
are represented by the positions of balls along a wire rather than
by pen or pencil marks. The notation is just as arbitrary as in an
ordinary pen or pencil computation, but the operations have a more
mechanical appearance, in that they consist of the bodily motion of
certain pieces of matter. Nevertheless, there is not the slightest
logical difference between the abacus and the ordinary paper
computation.

In the third stage, that of the desk computing machine, the same
operations which occur in the abacus are made according to rules
which are not memorized in all their details, but which are
entrusted to the instrument, and carried out by its intervention.
There is no replacement of true thought by the machine, since the
level of thought of the elementary processes as we carry them out on
paper is that of routine. The desk computing machine is neither more
nor less than a mechanized abacus, in which our memory is replaced
by certain internal interlockings of the machine.

Finally, the high-speed electronic computing machine differs from
the desk machine only in the speed of its operations and the much
higher complications of its interlockings. Thus an operation which
previously took hours may be reduced to a matter of seconds.

Mass-Produced Laborers

We have so far spoken of the computing machine as an analogue to the
human nervous system rather than to the whole of the human organism.
Machines much more closely analogous to the human organism are well
understood, and are now on the verge of being built. They will
control entire industrial processes and will even make possible the
factory substantially without employees.

In these the ultra-rapid digital computing machines will be
supplemented by pieces of apparatus which take the readings of
gauges, of thermometers, or photo-electric cells, and translate them
into the digital input of computing machines. The new assemblages
will also contain effectors, by which the numerical output of the
central machine will be converted into the rotation of shafts, or
the admission of chemicals into a tank, or the heating of a boiler,
or some other process of the kind.

Furthermore, the actual performance of these effector organs as well
as their desired performance will be read by suitable gauges and
taken back into the machine as part of the information on which it
works.

The general outline of the processes to be carried out will be
determined by what computation engineers call taping, which will
state and determine the sequence of the processes to be performed.
The possibility of learning may be built in by allowing the taping
to be re-established in a new way by the performance of the machine
and the external impulses coming into it, rather than having it
determined by a closed and rigid setup, to be imposed on the
apparatus from the beginning.

The limitations of such a machine are simply those of an
understanding of the objects to be attained, and of the
potentialities of each stage of the processes by which they are to
be attained, and of our power to make logically determinate
combinations of those processes to achieve our ends. Roughly
speaking, if we can do anything in a clear and intelligible way, we
can do it by machine.

What the economic limitations will be--namely, how we may
determine whether it is desirable to use the machine rather than
human effectors--is something which we cannot state unambiguously
until we have more experience. It is, however, quite clear that
apart from the taping, which is the job for an intelligent man
rather than for a deft man, the apparatus which we shall depend upon
in the future machine age is largely repetitive, and will be capable
of being manufactured by the methods of mass production.

The Genie and the Bottle

These new machines have a great capacity for upsetting the present
basis of industry, and of reducing the economic value of the routine
factory employee to a point at which he is not worth hiring at any
price. If we combine our machine-potentials of a factory with the
valuation of human beings on which our present factory system is
based, we are in for an industrial revolution of unmitigated
cruelty.

We must be willing to deal in facts rather than in fashionable
ideologies if we wish to get through this period unharmed. Not even
the brightest picture of an age in which man is the master, and in
which we all have an excess of mechanical services will make up for
the pains of transition, if we are not both humane and intelligent.

Finally the machines will do what we ask them to do and not what we
ought to ask them to do. In the discussion of the relation between
man and powerful agencies controlled by man, the gnomic wisdom of
the folk tales has a value far beyond the books of our sociologists.

There is general agreement among the sages of the peoples of the
past ages, that if we are granted power commensurate with our will,
we are more likely to use it wrongly than to use it rightly, more
likely to use it stupidly than to use it intelligently. [W. W.
Jacobs's] terrible story of the "Monkey's Paw" is a modern example
of this--the father wishes for money and gets it as a compensation
for the death of his son in a factory accident, then wishes for the
return of his son. The son comes back as a ghost, and the father
wishes him gone. This is the outcome of his three wishes.

Moreover, if we move in the direction of making machines which learn
and whose behavior is modified by experience, we must face the fact
that every degree of independence we give the machine is a degree of
possible defiance of our wishes. The genie in the bottle will not
willingly go back in the bottle, nor have we any reason to expect
them to be well disposed to us.

In short, it is only a humanity which is capable of awe, which will
also be capable of controlling the new potentials which we are
opening for ourselves. We can be humble and live a good life with
the aid of the machines, or we can be arrogant and die._______________________________________________
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