Our friends at Precentral, via an anonymous tipster, say that the Palm Pre will support IMAP IDLE on Gmail. Basically, this would mean the Palm Pre would support push email support for Gmail and other email services that support IMAP IDLE. This would be a major blow to RIM and Apple. Apple's push email is limited to their Mobile Me service. The tipster, who is reportedly using an emulator, said the following:

It actually comes in faster than my blackberry.

IMAP IDLE was used in Chatteremail, a long-time favorite of Palm Treo owners. A few years back, the developer of Chatteremail joined Palm, so we suspect he's had a hand in the development of IMAP IDLE support in webOS.