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Can one phone call change everything?

A look at the telephone and how its evolution has impacted our culture and shaped the world we know today.

Adam Broniewski

on 21 March 2011

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Transcript of Can one phone call change everything?

Telephone Connecting People $13 3 hours from a village in haiti it costs to drive Only to find the store
is out of stock... Enabling the Economy Cell phone credit card In Kenya, there are many tiny local businesses with no access to commercial banking Requires more infrastructure than developing nations have Cell phones can be used to access... Credit Cell phone access In Zambia and other nations, people pay their bills via SMS It allows people to transfer money in small amounts for any exchange of goods or services Money Transfer No infrastructure?
No problem! As the cost of building highways increases, the cost of telecommunications drops lack of communication is ineffective lost time
lost productivity
lost profit & making them more productive Connectivity is Productivity Bell's patent covered "the method of, and apparatus for,transmitting vocal or other sounds telegraphically ... by causing electrical undulations, similar in form to the vibrations of the air accompanying the said vocal or other sound" Contraversy over who filed patent first, Alexander Bell or Elisha Gray generate undulating electrical currents that corresponded to sound waves Danish scientist Hans Christian Ørsted discovered in 1820 that electric currents create magnetic fields British scientist William Sturgeon invented the electromagnet in 1824 March 7, 1876 Alexander Graham Bell Electricity Electromagnet telegraph What makes a telephone? electromagnets + telegraph = telephone Magnetic fields create electrectiy
Electricity creates magentic fields from the Greek: τῆλεtēle, "far" and, phōnē, "voice" point-to-point communication system whose most basic function is to allow two people separated by large distances to talk to each other but that's not all! Iqbal Quadir Cost of phone in Bangladesh: $2000 for 10years in order to expand economic span, we need rivers, roads or phonelines telephone is a production tool like buying a car to go to work and paying car payments GrameenPhone Specialization Productivity needs dependability needs connectivity connectivity dependability specialization productivity Being Productive Fighting Poverty Borrow money from bank to buy phone Make money by giving access to community Community becomes more productive, business raises GDP Rise in income helps meet primary needs Shared access Does it Work? 115 000 phones 80 000 000 people entrepreneurs make $2/day net income of GrameenPhone $120 million $190 million to government as tax Country does not need to rely on foreign aid, but is empowered by private enterprise from within the country Countries with large populations of phone subscribers have higher GDP's easy to enhance telecom,
even if other infrastructure projects are out of reach TedTalk serve Adam Smith Division of labour and labour specialization founder of Gave a about... in Bangladesh leads to... Connectivity Productivity everyone in the community profits from your business Samuel Morse Transmits electrical pulses of current to deflect an electormagnet 1835 moves marker to produce dots and dashes was able to
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