>> The third of the 3 architectures to be kept besides Power and ARM is probably ColdFire.

> AFAIK Coldfire only had one major customer and they switched to ARM a while back.

Seems you're right that Freescale is ditching ColdFire:

"a colleague of mine was in a meeting with Freescale last week and they're still focusing on PPC. But for MCUs, you can wave goodbye to anything that isn't ARM. So Coldfire and HC12 are finally retired."
http://amigaworld.net/modules/newbb/viewtopic.php?topic_id=37041&forum=25&start=80#704386