Well the momentum around Windows Direct Push Email has started at 3GSM. I know it's been frustrating for customers waiting for OEMs and Operators to announce dates for availability but 3GSM has seen a large number of partners announce their commitments and plans around Windows Mobile Direct Push!
T-Mobile - http://www.microsoft.com/presspass/press/2006/feb06/02-12TMobNedPR.mspx
....all announced upgrades to Windows Mobile 5 devices.
Palm and i-mate announced free upgrades too
A whole series of new devices was announced too - all providing the Direct Push Email experience!
The HP 6900 device
The Fujitsu Siemens Pocket Loox
The Gigabyte G-Smart!