I just set up an apt repository to make it easy to install and upgrade pd-extended. You can add it to /etc/apt/sources.list or using Synaptic. Instructions are here:
http://puredata.info/docs/faq/debian
This includes old releases, like for Debian/sarge, Ubuntu/edgy, etc.
Enjoy!
.hc
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'You people have such restrictive dress for women,’ she said, hobbling away in three inch heels and panty hose to finish out another pink-collar temp pool day. - “Hijab Scene #2", by Mohja Kahf