TODO.txt

use software-properties-common >= 12.10
https://bugs.launchpad.net/ubuntu/+source/ubuntu-meta/+bug/439566

can jcameron key be retrieved over https, perhaps keyserver lookup?

consider LAMP for simpler install. 
sudo apt-get install lamp-server^
Output:
The following extra packages will be installed:
  libxml2 lsof psmisc sgml-base xml-core
The following NEW packages will be installed:
  apache2 apache2-bin apache2-data apache2-mpm-prefork libaio1
  libapache2-mod-php5 libapr1 libaprutil1 libaprutil1-dbd-sqlite3
  libaprutil1-ldap libdbd-mysql-perl libdbi-perl libhtml-template-perl
  libmysqlclient18 libterm-readkey-perl libwrap0 libxml2 lsof mysql-client-5.5
  mysql-client-core-5.5 mysql-common mysql-server mysql-server-5.5
  mysql-server-core-5.5 php5-cli php5-common php5-json php5-mysql
  php5-readline psmisc sgml-base ssl-cert tcpd xml-core


consider wrapping this in a function to catch script installer errors:
unix.stackexchange.com/questions/175146/apt-get-update-exit-status