1.
1987 1.0
1988 2.0
1989 3.0
1991 4.0

2.
1994 5.000
1995 5.001
1996 5.002
1996 5.003
1997 5.004

3.
1998 5.005
2000 5.6
2002 5.8
2007 5.10

4.
2010 5.12
2011 5.14
2012 5.16

5.
exposure

6.
Renaissance of
Perl5

7.
Perl
Perl 6
Perl Larry Wall
Perl6

8.
exposure

9.
Scheme → C++ → Java →
Perl/C PHP/Ruby

10.
...and I STILL use Perl

11.
App::perlbrew
> curl -LO http://xrl.us/perlbrew
> perl perlbrew install
> rm perlbrew
> ~/perl5/perlbrew/bin/perlbrew init
> perlbrew install perl-5.12.1
> perl -v
This is perl 5, version 12, subversion 1 (v5.12.1)
built for darwin-2level

12.
App::cpanminus
> curl -LO http://xrl.us/cpanm
> perl cpanm App::cpanminus
> rm cpanm
> cpanm YourModule

13.
Perl::Critic
> cpanm Perl::Critic
> perlcritic file...
> perlcritic dir

14.
Perl::Tidy
> cpanm Perl::Tidy
> perltidy file...

15.
Plack
DBI
AnyEvent
Mouse
{

16.
> perl Makefile.PL
> make
> make test
> make install

17.
make test

18.
Perl 5.13.3
1,713
355,565

19.
60+ Platforms
20+ Perl builds

20.
CPAN
OS X Windows Linux