| Cable isn't limited at 18MBps - it can go upto around 41MBps IIRC ... I think what they are really doing is they are beefing up the rest of they're infrastructure.
G4 PowerMac - Tiger 10.4 - 512MB RAM
MacBook - 2Ghz - 1GB RAM - 120GB HDD 
Rotel RC970BX | DBX DriveRack |2x Rotel RB850
B&W DM640i | Velodyne 1512 |