Personal Server

a server control by/for an individual

2006-09-15-KolbXmppPersonalServerProxy

doesn't have to be a physical Home Server machine, could be virtual/Hosted Server

for your Universal Inbox/Universal Outbox hosting?

talk P2P with other people's servers?

Jul'2012: Les Orchard breaks the category down into "aerostats, base stations, and the cloud" to support an Open Social Networking Model.

2012-10-22-UdellPersonalCloudSeries

Sovereign is a set of Ansible playbooks that you can use to build and maintain your own personal cloud (I know I know). It’s based entirely on open source software, so you’re in control. (Alex Payne)