1. We configure feed.xml as its needed for script to save feeds. Script requires root writable if we do not configure feed.xml
2. take config.php dump after login because podcast update config.php on first login(Not required now)
3. PHP REQUIREMENT LINK : http://www.podcastgenerator.net/documentation/installation#manual (Check release notes)
4. Minimum requirement for upgrade is set to 2.7. It's mention on thier github release.
5. On non-suphp servers, scripts requires writable permission to config.php otherwise it will give "Unable to create users" error.