The only good reason I can think of to support something other than x86_64 is running on something like a raspberry pi or some sort of 'embedded' device. That's

The only good reason I can think of to support something other than x86_64 is running on something like a raspberry pi or some sort of 'embedded' device. That's not really suited to the goals of Dragonfly anyways, NetBSD or Linux are a much better fit there.