1. CCST9003 Group-Project "Critique"
Know More About YouTube
Presented By:
Joseph Chan 201156535
Dennis Chau 2010551411
Gavin Lam 2010555948
Adrian Leung 2010580058
Sum Poon 2010547379
3. YouTube – Broadcast Yourself
• Basically everything:
– News
– Politics
– Entertainment (movies, dramas, music, games)
– DIY
– Gossips, Funny Videos
Question: Will it replace traditional media?
4. What do we have originally
• Radio
• TV
• Newspaper / Magazines
5. Radio
• Characteristics:
– High portability
– Extremely reasonable price
– Quite large range of genres
• Classical music
• Pop music
• Politics, phone-in
• Mixed
6. Radio
• Disadvantages:
– No visual
• Information given is limited
– News only recapped every 30 min
– Still not enough genres
7. TV
• Characteristics:
– Each TV station owns many channels
• Ensure broad genres
– Dramas (local & foreign)
– Variety shows & entertainment
• Dining
• Informative
• Travel
• Game show
– News report & diagnosis
• TVB Pearl: Pearl Report
8. TV
• Disadvantages:
– Few programs relating to:
• DIYs
• Voices from general public
– May lack support from some artists
• E.g. In 2009, music production companies Universal,
Warner, Sony and EM boycotted TVB for copyright issue
• (cont’d) Although solved on 19 Nov 2011, related artists
can only perform for TVB only
– Too many advertisements
9. Newspaper
• Disadvantages:
– Some newspaper may have bias on some sensitive
topics
– Not include most updated content of particular
news
• Can be improved by using dynamic websites
10. Newspaper
• Characteristics:
– Daily media most
people read on
– Convenient Free-of-
charge newspaper
– Insights from
politics/legislator
– Digs deep on many hit
topics
12. Comparison
• Media Resource Size
• Update Frequency (incl. whether updated
contents are relevant to recent news)
• Integrity of Source of Information
13. Media Resource Size
• YouTube: Gigantic (in April 2010, 13 billion
videos)
• Traditional Media (Newspaper, TV/Radio
Stations):
– Usually come from recordings, videos, photos
– Dynamic websites
16. Update Frequency
– Related to the society?
• Ok, 8 out of 49 weeks overlapped with
traditional media in 2010
• “Bus Uncle”
– Shows YouTube has influence on the society and
hence the news
20. Introduction
• Traditionally,
– need to download the video to your computer
before playing it
– cannot play it until you finish downloading the
whole video
– if the connection is broken, you may need to
download the whole video again from the
beginning
21. • In YouTube,
– need not to download the whole video before
playing it
– play it when you are downloading the video
• This technology is called “Streaming”
22. What is Streaming?
• Technique for transferring
• Processed as a steady and continuous stream
• Start displaying the video before the entire
video has been downloaded
• Requested data flow as stream of digital bits
23. What is Streaming?
• Small buffer space is created on the client’s
computer
• Buffer is full, the video starts to play
• The file plays, it uses up the information in the
buffer
• It is playing, more data is being received
• download >= play
=> play smoothly
24. Advantages of using Streaming
• Saves downloading time of large video
• Slower systems can take advantages
• Real time service
25. Disadvantages of using Streaming
• download >= play
=> play smoothly
• Internet bandwidth is too low
=>not steady
• Maintenance cost of streaming server is
relatively costly
• Packet loss may occur
26. What does we need for Streaming?
• Media Player
• Decompressed and plays it
• Integral part of a browser
• Downloaded from the software maker
• YouTube, we need Adobe Flash Player
28. What kind of Streaming in YouTube?
• Streaming stored audio and video:
• Request on-demand
• Prerecorded and stored on servers
• Pause, rewind, fast-forward, or index
29. What kind of Streaming in YouTube?
• Streaming live audio and video:
• Live radio or television
• Cannot pause, rewind,
and fast-forward
• Total length is 0:00.
33. Revenue Sources
• Direct Approach
– Users buy services/products provided by the website
– Money is earned directly $ Your
Users Website
• Indirect Approach
– Users go to another websites via your ads
– Money is earned indirectly $
Your Another
Users Website Websites
34. YouTube: Indirect Approach
• Difficulties to make money
– depend on whether the user is targeted customer or not
– users are anonymous in the internet in most cases
– the need of the users changes every time
Difficult to make money in short term
36. Other Things behind
• Number of edges of every users are limited
• Culture: More users’ paths are overlapped
Reflect societies’ conditions
(eg: developed/developing)
• Old nodes are disappeared and More new nodes
Internet changes rapidly!!!
38. Limitation of advertising on TV
• Too many TV stations
• Restrict to region
• Expensive for prime time
• Long advertising time
39. How is YouTube now ?
• Over 2 billion videos are viewed per day
• over 35 hours of videos are uploaded per
minute
• Users are come from 22 countries and using
24 languages
40. What does YouTube publish out ?
• Video pre-roll ads, banner ads, skippable
ads, branded channels, etc
41. Skippable ads
• “TrueView” policy
• charges only after 30 seconds
• US$1 to US$2 for every 1000 views
Before
During
After
42. Highly control
• Select video by channel, click rate
• Locate targed customer from
region, interest, etc
43. Build a brand Channel
• To show the Trailer or video ads or other
promotion purpose video
44. Ads can be spread quickly
• Review Easily
• Sharing on Facebook, blog, weibo, etc
• Ranking
45. Conclusion
• Fair charging
• Many ads forms
• Highly control
• spread quickly
46. YouTube: A New Channel to
Promote Moral Values
By Adrian Leung
50. Can YouTube become a channel that
1. Regulates people’s behavior and
2. Promote correct moral values?
• My answer is…
51. YouTube Ease the Sharing of Videos
1. Share videos by sending the links
2. Watch it on the web directly
Attract people to shoot more videos; and
Share with others
52. YouTube Ease the Sharing of Videos
People’s improper behaviors may be
shot and put on YouTube.
53. YouTube Ease the Sharing of Videos
People will be more self-discipline.
54. Wide Spread of Videos
Videos can be shared to the public
More concerns can be awaked
“The Bus Uncle” : 1.7 million hits within 3 weeks
“Chinese Idiot on the bus” : 400 thousand hits within 3 days.
55. Wide Spread of Videos
Discussion will be carried out.
• People with different stands
argue with each other
• Professions give their comments
• Public media report the issue
Correct moral value is promoted
56. Video is more persuasive
Which one impress
Let’s watch a short video first
you more?
• Videos show things that are really happen
• Characters in the video instruct us through
their actions
57. Improper Use of YouTube
• Cyber-bullying
• Public may be misled by incorrect information
58. Can YouTube Become a new channel for
promoting the moral values?
• Yes
• A channel that should be carefully used
• Viewers should have their own critical thinking
on the video