Forrester Research has put together their Top 10 reasons not to support Apple’s iPhone for IT types the world over:

Here’s a top 10 list of reasons why Forrester recommends that IT not support the iPhone and why we don’t consider it an enterprise-class mobile device. Despite this, Forrester predicts that the iPhone will find its way into many enterprise environments — if it hasn’t already — because C-level executives are buying them and expecting support from IT. It’s only a matter of time before the iPhone filters down the corporate pyramid, and IT should have a strategy to handle these requests.

Fortune’s Philip Elmer-DeWitt summarizes Forrester’s 10 reasons here.

Forester Research has the nerve to charge people US$279 for the thing here.

We smell fear.