W/ BS most of my UPs are usually over 24hrs old, w/ 2 or 3 more than 40 or 50 hrs old. I leave my BS running 24/7

1) ultrapeers:
2.9.x stopped preferencing LimeWire ultrapeers.

2) magnets:
The gnutella network as it is at the moment does not allow secure transfers to a specific group of users. All shared files are made available to the public, so you cannot verify the user downloading a PRO installer is really a PRO user.