For most people I agree with that. Heck, that's basically what I'm doing with my vdevs, since they're all mirrors. But I think there's a semi-common exception:

For most people I agree with that. Heck, that's basically what I'm doing with my vdevs, since they're all mirrors. But I think there's a semi-common exception: people who are using ZFS where they are maxing out the drives their enclosure can hold (or have a plan for that expansion). In that case, sure, fine, use raidz1 or raidz2 (with a hot or cold spare), because the rebuild commands are the same.