1. The
Cathedral
&
The
Bazaar

2. The
hacker
ethic
is
a
"new
way
of
life,
with
a
philosophy,
an
ethic
and
a
dream”
©
Steven
Levy

3. Knowledge
should
be
shared
with
other
people
who
can
benefit
from
it.
©
Richard
Stallman

4. Important
resources
should
be
u?lized
rather
than
wasted.
©
Richard
Stallman

5. Hacking
and
ethics
are
separate

6.
hacker
???

7. IETF
RFC
1983:
hacker
A
person
who
delights
in
having
an
inJmate
understanding
of
the
internal
workings
of
a
system.

8. According
to
the
"hacker
ethic,"
a
hack
must:
• be
safe
• not
damage
anything
• not
damage
anyone,
either
physically,
mentally
or
emoJonally
• be
funny,
at
least
to
most
of
the
people
who
experience
it

10. Principles
by
Steven
Levy
• Hands-­‐On
ImperaJve
• Sharing
• Openness
• DecentralizaJon
• World
Improvement

11. A
Cathedral
or
A
Bazaar?

12. Linus’s
law:
"given
enough
eyeballs,
all
bugs
are
shallow"

13. Release
early.
Release
oUen.
And
listen
to
your
customers.
©
Eric
Raymond

14. Plan
to
throw
one
[version]
away;
you
will,
anyhow.
©
Frederick
Brooks,
The
Mythical
Man
Month

16. Good
programmers
know
what
to
write.
Great
ones
know
what
to
rewrite
(and
reuse).
©
Eric
Raymond

17. When
you
lose
interest
in
a
program,
your
last
duty
to
it
is
to
hand
it
off
to
a
competent
successor.
©
Eric
Raymond

18. 99designs.com
-­‐
Crowdsourced
design

19. People’s
power

20. People’s
power