Peer to peer

 

Jabber

Groove

Blogs

Sample: Jay's Blog on Learning

 

What is peer-to-peer and what isn't? by Clay Shirky 11/2000

Excerpt: P2P is a class of applications that takes advantage of resources -- storage, cycles, content, human presence -- available at the edges of the Internet. Because accessing these decentralized resources means operating in an environment of unstable connectivity and unpredictable IP addresses, P2P nodes must operate outside the DNS system and have significant or total autonomy from central servers.

P2P Smuggled In Under Cover of Darkness by Clay Shirky 02/14/2001

Excerpt:
2001 is the year peer-to-peer will make its real appearance in the enterprise, but most of it isn't going to come in the front door. Just as workers took control of computing 20 years ago by smuggling PCs into businesses behind the backs of the people running the mainframes, workers are now taking control of networking by downloading P2P applications under the noses of the IT department.

You Hate the IT department, and They Hate You Right Back
The mutual enmity between the average IT department and the average end user is the key feature driving P2P adoption in the business setting.

The situation now is all but intolerable: No matter who you are, unless you are the CTO, the IT department does not work for you, so your interests and their interests are not aligned.

The IT department is rewarded for their ability to keep bad things from happening, and that means there is a pressure to create and then preserve stability. Meanwhile, you are rewarded for your ability to make good things happen, meaning that a certain amount of risk-taking is a necessary condition of your job.

Risk-taking undermines stability. Stability deflects risk-taking. You think your IT department are jerks for not helping you do what you want to do; they consider you an idiot for installing software without their permission. Also, because of the way your interests are (mis)aligned, you are both right.

A Network of Peers
Peer-to-Peer Models Through the History of the Internet (Chapter 1 of Peer-to-Peer: Harnessing the Power of Disruptive Technologies)

Tim O'Reilly's new Peer to Peer Meme Map

Peer to Peer Directory

O'Reilly Open P2P site

 

Sunday, June 24, 2001
Singing my P2P song...

Dan Gillmor: "Businesses are beginning to realize that ad-hocracies, typically small groups, are the place where some of the most creative thinking gets done. People out at the edges of organizations, communicating with each other and their counterparts at other organizations, inevitably find ways around corporate bureaucracies."


Jabber -- "The coolest IM system on the planet"

"The heart of Jabber is a vibrant community of developers working at the intersection of XML, presence, and real-time messaging. This community is building an open technology framework that enables freedom of communication among people, applications, and systems across all platforms."

What can I do with Jabber?

So far you can use Jabber to talk with other people who are using Jabber as well as with users of other IM services (see below). You can also join IRC channels using Jabber. Before long you will be able to receive news headlines and get other useful information through your Jabber client, too.


Groove

THE END USER Napster for Ideas


Lee Dembart International Herald Tribune

Program Lets Users Share Almost Everything Online

PARIS If you'd like to see one of the most amazing, powerful and revolutionary applications of the Internet yet, run, don't walk, to Groove Networks and download Groove (www.groove.net). This is the future of the Web.

Groove is a program that allows several people in different locations to work together online at the same time, sharing files and pictures, writing documents, surfing the Internet, drawing diagrams and even talking to one another. Its power is breathtaking. What's more, it's free (at least so far).

This is the next step in the World Wide Web. Until now, Internet users have typically been passive recipients of stuff that's posted on Web sites. Groove turns each user into a broadcaster as well as a receiver. It enables two or more computers to hook up to one another directly and exchange information in real time. It is Napster for data and ideas. In one sense, it is what the Internet is all about.

Groove is the brainchild of Ray Ozzie, 45, who in the 1980s invented Lotus Notes, which IBM ultimately bought for $3.5 billion. Lotus Notes allows people in the same office to post messages and respond to one another, a kind of electronic bulletin board. Groove expands that concept to the entire world and adds many useful and valuable features. It is the embodiment of peer-to-peer computing - dubbed P2P - which is the cutting edge of the Internet.

The program works by creating space on each user's computer for the files that are to be shared. When you invite other users into your "conversation space," the program gives those users access to your space. The program shows exactly the same display on each user's screen, and all the displays change as each user makes changes to it.

Groove and Ray Ozzie

Ozzie: More authority is being transferred to the edges of organizations. Companies are a lot more responsive to their customers and to things going on in their external environment.

Ray Ozzie, talking about Groove: "The tools that people are using successfully at the edge of the organizations—e-mail and telephone—are self-empowering tools. People don't have to ask somebody to make a phone call; they just dial the number. People don't have to ask somebody to set up an e-mail connection between them; they just send e-mail. From their perspective, it's a peer system. If we wanted to enable people out at the edge of the organization with some new type of communications functionality, it had to be a self-empowering, spontaneous type of environment. We don't view IT as the enemy or anything like that, but they couldn't be in a responsive environment—you want to empower people to get going without asking IT..."

Deconstructing Groove from eLearningPost




Despite the NASDAQ downturn, a new technology trend is making its way into pundits and technology vendors' hearts: peer-to-peer (P2P) computing. The Gartner Group says P2P will “radically change business models.” Andy Grove, chairman of Intel, calls P2P “a revolution that will change computing as we know it.” And vendors such as Lotus, IBM and Hewlett-Packard are rushing alongside Intel to build P2P applications. Yet this type of computing and its repercussions on the IT community are still not understood by many people.

How does P2P fit into the enterprise?
P2P proponents say that businesses can save billions by using distributed computing setups that take advantage of unused bandwidth and resources. Messaging tools and affinity communities can open up intellectual property and data that are otherwise hidden in departmental offices and servers. Now that knowledge management is such a big priority for so many companies (80 percent of the world’s biggest are dabbling in KM, according to PricewaterhouseCoopers and the Conference Board), businesses can reap benefits from P2P that they don’t care to measure in dollars.

What problems do CIOs have with P2P?
Security remains one of the biggest issues. Because P2P is ad hoc and decentralized in nature, IT departments can’t have the same level of centralized control they have with client/server setups. This is where some P2P users have introduced servers, so they can hold on to some central control, as well as provide security for when users of messaging and affinity communities can contact people outside the firewall. CIOs may want to consider further security precautions, such as watermarking, which allows for authentication of a given piece of software.

 


eLearning Forum, June 2001
Learning Circuits article on that session
Director's cut of the same article (unexpurgated)
Internet Time Group's thoughts on Open eLearning/P2P

O’Reilly Open P2P, Tim O’Reilly’s P2P Meme Map
Dan Bricklin’s Thoughts on Peer-to-Peer

P2P will co-exist with, not replace, client/server.

Collab-Packs

Imagine a new software product, a private, virtual meeting space. A "Collab-Pack" provides up to eight people a private meeting place in cyberspace. When members tune in, they can chat with one another (text or audio), view a shared white board, have discussions that are archived for others to see, and store plans, pictures, PowerPoints, and so forth.

You could buy and download it online. It installs and configures itself. You invite others into the discussion by inserting their email addresses and pushing a button.

Examples of how to use a Collab-Pack group to coordinate projects, to foster innovation, and to plan events are imbedded in the software. Everything's ready to go. Installation takes ten minutes -- without any involvement by the IT department.

Cost for the entire package is, say, $2500. How many might your organization buy? Enter your guess and see how other people think about this.

 
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© 2003 Internet Time Group, Berkeley, California