Computer Impact: MusicComputer Impact: Music

By Chip Bowman & William KnightBy Chip Bowman & William Knight

Music Sub-CategoriesMusic Sub-Categories

PRODUCTIONPRODUCTION Old School RecordingOld School Recording New Ways to RecordNew Ways to Record File Extension QualityFile Extension Quality Mp3 RevolutionMp3 Revolution

DISTRIBUTIONDISTRIBUTION Evolution Towards a CDEvolution Towards a CD The CDThe CD Mixing CD’sMixing CD’s Emergence of MP3Emergence of MP3 P2P File SharingP2P File Sharing

Old School RecordingOld School Recording

Only way to get music recorded was to beOnly way to get music recorded was to be

signed by a signed by a Record Label CompanyRecord Label Company..

Steps:Steps:

1)Get Signed (really hard)1)Get Signed (really hard)

2)Record Tracks2)Record Tracks

3)Record label creates a vinyl record3)Record label creates a vinyl record

New Ways to RecordNew Ways to Record

Software programs allow users to recordSoftware programs allow users to recordtheir own music without going to Recordtheir own music without going to RecordLabel Companies.Label Companies.Steps:Steps:1)Record Music using Sound Recorder1)Record Music using Sound Recorder2)Convert from .WAV file to .MP3 using 2)Convert from .WAV file to .MP3 using

decoderdecoder3)Listen to music3)Listen to music

New Ways to Record (cont’d)New Ways to Record (cont’d)

Artists can also recordArtists can also record

straight to .MP3 formatstraight to .MP3 format

using different softwareusing different software

Ex. Audio SurveillanceEx. Audio Surveillance

File Extension QualityFile Extension Quality

Common File Extensions:Common File Extensions:.WAV – Older File extension (takes up a lot of space).WAV – Older File extension (takes up a lot of space)

.CDA – CD quality file extension.CDA – CD quality file extension

.MP3 – A popular file extension (takes up little space).MP3 – A popular file extension (takes up little space)

Can you hear a strong difference between CDA & MP3? Can you hear a strong difference between CDA & MP3?

MP3 RevolutionMP3 Revolution

MP3’s are good sound qualityMP3’s are good sound qualityMP3’s take up very little disk spaceMP3’s take up very little disk spaceMany MP3’s can fit on an iPod and other Many MP3’s can fit on an iPod and other

MP3 playersMP3 playersMP3’s are easily converted using a decoderMP3’s are easily converted using a decoderMP3’s are the #1 file extension being shared MP3’s are the #1 file extension being shared

on P2P networkson P2P networks

DistributionDistribution

Renaissance – Only performed live.Renaissance – Only performed live.2020thth Century – The ability to record music Century – The ability to record music

an play it back revolutionizes composition.an play it back revolutionizes composition.Mid 20Mid 20thth Century – Music is mass- Century – Music is mass-

distributed on vinyl records.distributed on vinyl records.8-track and Cassette tapes make music 8-track and Cassette tapes make music

portable.portable.CDs are introduced, quickly become the CDs are introduced, quickly become the

medium of choice for music distribution.medium of choice for music distribution.

The Compact DiscThe Compact Disc

Diameter: 120 mmDiameter: 120 mmThickness: 1.2 mmThickness: 1.2 mmMade of Polycarbonate plastic; cheap to Made of Polycarbonate plastic; cheap to

produce, easy to repair.produce, easy to repair.Red Book Standard CDs hold 650 MB or Red Book Standard CDs hold 650 MB or

74 minutes of music.74 minutes of music.License held by PhillipsLicense held by Phillips

Mixing CDsMixing CDs

As simple as moving files from folder to As simple as moving files from folder to folderfolder

Create list of musicCreate list of music Insert blank CD-RInsert blank CD-RClick “Burn”Click “Burn”Enjoy!Enjoy!

MP3 and MP3 PlayersMP3 and MP3 Players

Music extracted from audio CDs as .mp3 Music extracted from audio CDs as .mp3 filesfiles

Audio quality degradation not perceivableAudio quality degradation not perceivableSmaller file sizeSmaller file sizeMeans more can be stored in one placeMeans more can be stored in one place

MP3 and MP3 PlayersMP3 and MP3 Players

Technology trend: smaller is betterTechnology trend: smaller is betterMP3 players are more portable than CD MP3 players are more portable than CD

players and CDsplayers and CDsMost Popular: iPod, by far.Most Popular: iPod, by far.20 GB model holds the equivalent of 12.5 20 GB model holds the equivalent of 12.5

days of continuous music.days of continuous music.

What is too much?What is too much?

P2P NetwrokingP2P Netwroking

It all began with Napster…It all began with Napster…Created in 1999 by Shawn FanningCreated in 1999 by Shawn FanningPeaked at 26.4 Million users in Feb. 2001Peaked at 26.4 Million users in Feb. 2001Shut down July 1, 2001.Shut down July 1, 2001.

Post-NapsterPost-Napster

IllegalIllegal MorpheusMorpheus KaZaAKaZaA WinMXWinMX AresAres LimeWireLimeWire BitTorrentBitTorrent

LegalLegal MSN MusicMSN Music Napster 2.0Napster 2.0 iTunesiTunes

iTunesiTunes

$.99 per song$.99 per song Individual tracks or entire albumIndividual tracks or entire albumSuggestions based on playing trendsSuggestions based on playing trendsShared Folders:Shared Folders:

Share your files with other usersShare your files with other usersThey can only listen; not downloadThey can only listen; not download

You knew there’d be a way…You knew there’d be a way…

myTunes and ourTunesmyTunes and ourTunesAdd-Ins to iTunesAdd-Ins to iTunesAllow users to download music using Allow users to download music using

shared foldersshared foldersMost popular on college campus where Most popular on college campus where

thousands of users use a single network.thousands of users use a single network.

FutureFuture

What’s next for music?What’s next for music?Cell Phones?Cell Phones?