/misc/Main/BarCampZurich1/talk.mgp

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%% Felix E. Klee <felix.klee@inka.de>
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Tag Trade
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Application: Paid Learning
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Felix Klee <felix.klee@inka.de>
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Overview

What's it about
What's there
Disadvantages
Goals
Proposal
Examples
Challenges
Paid Learning
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What's it about

Financing of small tasks
Example Free Software:
Development of extensions
Remote administration
Creation of graphics
...
Small payments
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What's there

Donations
Ad hoc payments
Affero
Google Answers
OpenBuild.net
Fundable.org
Bounty County
Rent a Coder
...

%font "footnote"
http://www.tagtrade.org/Main/OtherSystems%%
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Disadvantages

Donations, Affero: No trade
Ad hoc payments: Cumbersome, expensive, trust
Rent a Coder: Expensive, no small tasks
Google Answers, OpenBuild.org, Fundable.org, Bounty County, Rent a Coder: Central

Central: Persistence, interoperability, censorship, quickness, price
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Goals

Simplicity
Quickness
Good pay
Trust
Independence

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http://www.tagtrade.org/Main/Goals%%
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Proposal: Tag public messages!

Public messages:
Mailing list postings
Posts in bug databases
Messages in blogs
...
Tags:
Identify tasks, payments, ratings, ...
Establish relations.
Are easy to identify.
Are machine readable.

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Sample tag trade process

Paritipants: 2 users (A, B) + 1 developer (D)
%font "standard_b"
Messages sent (e.g. to a mailing list):
%font "standard"
&n1
%cont, fore "white"
A: Specification
%cont, font "tag"
[task] [paym]
&n2
%cont, fore "white"
B: Financial support intention
%cont, font "tag"
[paym]
&n3
%cont, fore "white"
D: Start declaration
%cont, font "tag"
[strt]
&n4
%cont, fore "white"
D: Solution
%cont, font "tag"
[done]
%font "standard"
(A pays D using Paypal)
(B pays D using bank transfer)
&n5
%cont, fore "white"
A: Rating for D
%cont, font "tag"
[rate]
&n6
%cont, fore "white"
B: Rating for D
%cont, font "tag"
[rate]
&n7
%cont, fore "white"
D: Rating A and B
%cont, font "tag"
[rate] [rate]
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Tag with embedded code

%font "tag_s"
<this-X-trade:paym:
from=userB@a.com;date=2006-10-23;time=08-45-17:
task_from=userA@a.com;task_date=2006-10-23;
task_time=08-39-08;
mini=5;maxi=10;curr=EUR:
a.0.1>
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Features:
Rather long (compression possible)
Human readable (if uncompressed)
Only basic info (if uncompressed)
No additional resources needed
...

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http://www.tagtrade.org/Portal/URNXTradeA-0-1%%
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Tag with remote code

%font "tag_s"
<trade-url:http://tags.some-portal.invalid/6k4s43h1>%font "standard", size 5
Features:
Details machine readable
Short
Web space needed
...

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http://tagtrade.localhost/Main/Specs%%
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Challenges

Good tag standard
Helpers: Portals, plugins, consultants, escrow services, insurances, ...
Bootstrapping

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http://www.tagtrade.org/Main/Systems http://www.tagtrade.org/Portal http://www.tagtrade.org/Devel/HomePage%%
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Application: Paid Learning

Artificial limitation of trade partners:
by age
by region
...
Encourage certification
Generosity needed
Tutors needed

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http://tagtrade.localhost/Main/Applications%%
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End

Remarks, critique, interest?
More: http://www.tagtrade.org/
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