Changes

'''Focal nodes''' serve as hubs for collections of related resources, in particular, activity sites and article contents.

'''Focal nodes''' serve as hubs for collections of related resources, in particular, activity sites and article contents.

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===Peer nodes===

===Peer nodes===

* '''Peer nodes''' are roughly parallel pages on different sites that are not necessarily identical in content — especially as they develop in time across different environments through interaction with diverse populations — but they should preserve enough information to reproduce each other, more or less, in case of damage or loss.

'''Peer nodes''' are roughly parallel pages on different sites that are not necessarily identical in content — especially as they develop in time across different environments through interaction with diverse populations — but they should preserve enough information to reproduce each other, more or less, in case of damage or loss.

For example, the peer nodes of the present page are listed here:

For example, the peer nodes of the present page are listed here: