<A HREF="http://iws.as400.ibm.com/lotus_notes/idc.htm">International Data Corporation</A> says that five-year TCOs were 32% lower for AS/400 Domino servers than for PC LANs.The study goes on to point out that due to the increasing demand for round the clock availability, the AS/400's lower downtime gives it the edge enterprises require for mission-critical systems.