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␈↓ ↓H␈↓␈↓βS␈↓∧ Artificial Intelligence Laboratory, STANFORD UNIVERSITY, Stanford, California 94305

␈↓ ↓H␈↓∧Telephone 415 497-4430␈↓ 
≤May 30, 1977 




␈↓ ↓H␈↓Dr. Theodore D. Sterling
␈↓ ↓H␈↓Computing Science Program
␈↓ ↓H␈↓Simon Fraser University
␈↓ ↓H␈↓Burnaby, B.C.
␈↓ ↓H␈↓Canada V5A 1S6

␈↓ ↓H␈↓Dear Dr. Sterling:

␈↓ ↓H␈↓        I␈αdon't␈αknow␈αwhere␈αyou␈αread␈αmy␈αreview,␈αbut␈αthere␈αwas␈αa␈αfurther␈αexchange␈αin␈αthe␈α␈↓↓SIGART
␈↓ ↓H␈↓↓Newsletter␈↓.

␈↓ ↓H␈↓        I␈α
found␈αyour␈α
␈↓↓Datamation␈↓␈α
article␈αvery␈α
informative;␈α
it␈αchanged␈α
some␈α
of␈αmy␈α
ideas␈α
of␈αwhere␈α
the
␈↓ ↓H␈↓abuses lie.  The following are some of my old ideas that may still have some application:

␈↓ ↓H␈↓        1.␈αA␈αperson␈αhas␈αa␈αright␈αto␈αrefuse␈αinformation␈αthat␈αthe␈αrequesting␈αorganization␈αalready␈αhas.
␈↓ ↓H␈↓If␈α∃the␈α∃requesting␈α∃organization␈α∃is␈α∃unsure␈α∃that␈α∀its␈α∃information␈α∃is␈α∃up-to-date␈α∃it␈α∃can␈α∃ask␈α∀for
␈↓ ↓H␈↓con≡rmation,␈αbut␈α
if␈αit␈α
wants␈αthe␈αinformation␈α
repeated,␈αbecause␈α
it␈αlost␈αit,␈α
then␈αit␈α
must␈αpay␈α$1.00␈α
per
␈↓ ↓H␈↓item.

␈↓ ↓H␈↓        2.␈α∞Tape-to-tape␈α∞≡le␈α∞systems␈α∞wherein␈α∞the␈α∞information␈α∞is␈α∞inaccessible␈α∞between␈α∞tape␈α∂runs␈α∞are
␈↓ ↓H␈↓obsolete, and it may even be desirable to outlaw them; i.e. only on-line systems would be allowed.

␈↓ ↓H␈↓        3.␈α⊃Public␈α∩information␈α⊃should␈α⊃be␈α∩accessible␈α⊃by␈α∩remote␈α⊃terminal.␈α⊃ A␈α∩scheme␈α⊃needs␈α∩to␈α⊃be
␈↓ ↓H␈↓devised␈α∩so␈α⊃that␈α∩a␈α⊃person␈α∩giving␈α⊃information␈α∩to␈α∩an␈α⊃organization␈α∩can␈α⊃give,␈α∩if␈α⊃he␈α∩wants␈α∩to,␈α⊃a
␈↓ ↓H␈↓password.␈α↔ The␈α↔subsequent␈α↔use␈α↔of␈α⊗this␈α↔password␈α↔should␈α↔make␈α↔whatever␈α↔information␈α⊗the
␈↓ ↓H␈↓organization has about him available.

␈↓ ↓H␈↓        Enclosed is a paper about home terminals that touches these issues peripherally.


␈↓ ↓H␈↓Sincerely,



␈↓ ↓H␈↓John McCarthy
␈↓ ↓H␈↓Director
␈↓ ↓H␈↓Professor of Computer Science