Thanks to all for the replies...I'll sleep much better tonight!
On Jan 15, 3:04 pm, PeterH <[email protected]> wrote:
> On Jan 15, 2009, at 11:58 AM, Bruce Johnson wrote:
>
> > Yes, just swap in the drives, OSX barely even notices.
>
> The architecture of OS X is such that a boot drive originally
> installed on one machine is perfectly good on another machine, not
> necessarily of the same architecture.
>
> I'm sure there are some limits, however.
>
> It is my policy to only install so-called "universal" applications,
> for the very reason that those boot drives are often migrated to
> other machines.
>
> The so-called "loader" function of OS X is capable if distinguishing,
> and of loading the proper instantiation of: PPC, PPC-64, Intel and
> Intel-64 applications, all on the relevant machine, from the same
> "universal" application file.
>
> The same is true of many system components.
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