With my setup I`m able to control 16 video sources and recording the input in realtime.
this could be other vj`s or life cameras

V4 Edirol Videomixer

Multiplexer (16 Video in out)

1 v4 Server

2 v4 clients

1 midi controller

monitorwall 4:3 (12 VGA Monitors)

VGA to Composite Converter

2 VGA Splitter (1 in / 8 out)

1 Composite Splitter (1 in / 8 out)

LAN Switch

WLan Router

Video cable

VGA cable

Power Supply