Obsolete and Emerging Technologies
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Transcript of Obsolete and Emerging Technologies
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Presented by: Jane DeWitt
EDUC 7108Dr. ThornburgAugust 2010
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Obsolescence Obsolescence never meant the never meant the end of anything, end of anything,
it's just the it's just the beginning…beginning…
Marshall Marshall McluhanMcluhan
http://www.icelebz.com/quotes/
marshall_mcluhan/
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•Definition varies•Some argue…if
technology has not reached mainstream it’s emergent•Other feel emergence is
the very onset of discovery (Thornburg, 2009)
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Regardless of the innovation, the adoption of technology is not a
linear process (Soloway, n.d.)
There are gaps Chasms
Early adopters Visionaries
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All All technologietechnologies enter the s enter the
chasmchasmSome come out Some come out
Others don’t Others don’t (Soloway, n.d.)(Soloway, n.d.)
http://www.ibm.com/developerworks/rational/library/content/RationalEdge/jul01/m_chasm_sf.jpg
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Technology can be emergent if it is new to your community
Even if its an old technologyIf it’s new to you… it’s emergent
(Rogers, 2003)
http://suewaters.wikispaces.com/file/view/Slide12B.JPG/31092781/Slide12B.JPG
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•Invented in 1958•First retail LaserDisc not released until 1970•Compared to DVD and CD technology•Stopped being produced by 1989
http://www.esquire.com/cm/esquire/images/laser-disc-0607-lg.jpg
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From 1970s until 1995 there was a home From 1970s until 1995 there was a home video market battlevideo market battle
Beta (backed by Sony) vs. VHS (backed by Beta (backed by Sony) vs. VHS (backed by Philips-JVC) and LaserDiscPhilips-JVC) and LaserDisc
Consumers had a limited choice of movie Consumers had a limited choice of movie releasesreleases
LaserDisc was the first casualtyLaserDisc was the first casualty
http://www.timefordvd.com/
images/hardware/JVC_D-
VHS_tape_DF420_large.jpg
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LaserDisc had a lot of great qualities, but LaserDisc had a lot of great qualities, but many that were detrimental in its many that were detrimental in its adoptionadoption
Played only dataPlayed only data Unable to record new dataUnable to record new data Radius of disc was 12 inchesRadius of disc was 12 inches Difficult to storeDifficult to store Only stored one hour of video per side as Only stored one hour of video per side as
compared to 6 or more on VHS or Betacompared to 6 or more on VHS or Beta
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““The DVD! Much like The DVD! Much like the “8 Track Player” the “8 Track Player” and the “Cassette”, and the “Cassette”, the DVD is smaller, the DVD is smaller,
holds a great amount holds a great amount of data and is cheaper of data and is cheaper
to purchase/create. to purchase/create. Back in the day, the Back in the day, the laserdisc was cutting laserdisc was cutting edge, now it is edged edge, now it is edged to be cut-due to new to be cut-due to new
technologies”technologies” (Jim Handschuch, 2010)
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VHS was eventually replaced by CDs VHS was eventually replaced by CDs and DVDs for the home videos marketand DVDs for the home videos market
The CD and DVD rely on many of the The CD and DVD rely on many of the same key patents that were originally same key patents that were originally intended for the LaserDiscintended for the LaserDisc
CDs, DVDs and LaserDics were CDs, DVDs and LaserDics were completely digital productscompletely digital products
CDs, DVDs and LaserDisc products CDs, DVDs and LaserDisc products manufacture and store data in a similar manufacture and store data in a similar mannermanner
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Did the Did the decision decision
makers within makers within our district our district jump too jump too
quickly at the quickly at the purchase of purchase of the laserdisc the laserdisc
player?player?
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Obsoletes•Intention was to replace the
VHS tape format•Tapes with magnetic coating
with a shorter life span
Reverses Retrieves•Gathering around the radio to
“view” the weekly entertainment programming
•Home movies•Slide shows
Enhances•Provided viewer with a sharp
picture withHigh band width
•Top notch sound quality•Able to handle analog and
digital audio•Allowed for extras to be
added(commentary/bonus features)
(WGRZ-TV Buffalo, 1992)
•DVDs with digital Dolby surround sound
•United Streaming in educational setting to stream
videos via internet•Streaming of video-audio-TV
programming through the internet
(Laserdisc, 2010)
LaserDisc
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“….by virtue of being introduced, a new technology carries with it the seeds of destruction paving the way for the next one to follow..” Dr. Thornburg,
2008
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http://www.blogcdn.com/http://www.blogcdn.com/www.engadgethd.com/media/www.engadgethd.com/media/
2008/12/12-19-08-bd-dvd-hybrid.jpg2008/12/12-19-08-bd-dvd-hybrid.jpg
•Next generation Next generation of optical disc of optical disc
storagestorage•Obsoleted the Obsoleted the
LaserDiscLaserDisc•Industry Industry standard standard
announced in announced in 19951995
•Backed by major Backed by major industry first in industry first in
Japan (1996) and Japan (1996) and in U.S. (1997)in U.S. (1997)
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Obsoletes•Laserdisc players•VHS tapes/players
Reverses•United Streaming of
full length videos•Hula
•Netflix•Viewing TV programs
via the internet•Wii
Retrieves•Compact discs
•Family gathering time•Movie night
Enhances•Provides a compact, optical
storage system•Read, write, record
•Full length, high quality movies
•High quality music, surround sound
•Otional videos/graphics•Built in copy protection
(“DVD(Digital Versatile Disk”, 2008)
DVDs
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““Within our school, there was Within our school, there was probably only ONE, that had to be probably only ONE, that had to be signed out…and it came with bulky signed out…and it came with bulky equipment and no lessons on how equipment and no lessons on how
to make it all work together.”to make it all work together.”
(C. Reider, 2010)(C. Reider, 2010)
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A technology goes A technology goes through a predictable, through a predictable, nonlinear process in nonlinear process in
which it becomes which it becomes exponentially more exponentially more
powerful over time …powerful over time …(Dr. Thornburg, 2009)(Dr. Thornburg, 2009)
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According to Dr. According to Dr. Thornburg(2009), during Thornburg(2009), during
the early stages of the early stages of technology development technology development
there are numerous there are numerous evolutions and the evolutions and the
LaserDisc was no exception.LaserDisc was no exception.
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Prior to the release of the Prior to the release of the LaserDisc, other innovations LaserDisc, other innovations were evolving.were evolving.
One such invention was the One such invention was the Polaroid PolavisonPolaroid Polavison
Polavision made instant movies Polavision made instant movies by capturing 18 instant photos by capturing 18 instant photos a seconda second
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Are also responsible for Are also responsible for the obsolescence of the the obsolescence of the LaserDiscLaserDisc
Evolution of technology Evolution of technology continued to advancecontinued to advance
LaserDisc arrived too LaserDisc arrived too late on the consumer late on the consumer marketmarket
Obsolesced by VHS Obsolesced by VHS which was later which was later obsolesced by DVDs and obsolesced by DVDs and CDsCDs
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A new technology is a fresh A new technology is a fresh emergence of the impact felt emergence of the impact felt
many years before from many years before from another technologyanother technology……
(Dr. Thornburg, 2009)(Dr. Thornburg, 2009)
http://i.ehow.com/images/a04/ep/9u/rekindle-romance-fire-relationship-200X200.jpg
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Did the LaserDisc rekindle something Did the LaserDisc rekindle something from the past?from the past?
Families gathering around the radioFamilies gathering around the radioHome movies Home movies Slide showsSlide shows
But…do these explain the original But…do these explain the original emergence of the LaserDisc?emergence of the LaserDisc?
…………..MaybeMaybe
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Perhaps one reason why the Perhaps one reason why the LaserDisc did not fully emerge stems LaserDisc did not fully emerge stems from its inability to fully rekindle from its inability to fully rekindle something from our past.something from our past.
Other inventions, emerging on the Other inventions, emerging on the scene at the same time, doomed the scene at the same time, doomed the LaserDisc, even before consumers LaserDisc, even before consumers could truly appreciate its advancing could truly appreciate its advancing technologytechnology
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The DVD was able to rekindle The DVD was able to rekindle something from the pastsomething from the past
Movie NightMovie NightFamily gathering time Family gathering time
With more time to spend together, With more time to spend together, without incurring a huge expense, without incurring a huge expense,
the DVDs emergence may be the DVDs emergence may be partially attributed to the Rhymes partially attributed to the Rhymes
of Historyof History
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We shape our tools and afterwards our tools shape us.Quotation of Marshall Mcluhan I wouldn't have seen it if I hadn't believed it.Quotation of Marshall Mcluhan
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ReferencesReferencesSlide 2: http://www.icelebz.com/quotes/marshall_mcluhanSlide 2: http://www.icelebz.com/quotes/marshall_mcluhan
Slide 11: http://inventors.about.com/library/inventors/bldvd.htmSlide 11: http://inventors.about.com/library/inventors/bldvd.htm