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From: billy@MIX.COM
Newsgroups: comp.sys.mac.system
Subject: Re: SSD in Older MB Pro?
Date: Fri, 23 May 2014 04:20:18 +0000 (UTC)
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David Empson <dempson@actrix.gen.nz> writes:

> http://www.cindori.org/software/trimenabler/

This may be ok now but below is the kind of thing
that makes me wary - especially when it's just a
simple patch perl or any hex editor can easily do
(replacing "APPLE SSD" with nulls in the driver).

https://digitaldj.net/blog/2011/11/17/trim-enabler-for-os-x-lion-mountain-lion-mavericks/

| After a little inspection of this application,
| I found that instead of patching the file, it
| replaces an entire kernel extension. This means
| that when you use TRIM Enabler with Lion, it
| replaces a critical kernel extension, with lots
| of dependencies, with an older one (from Snow
| Leopard 10.6.8). This is bad. Very bad. While
| TRIM does become enabled, the kernel extension
| you now have has the potential to cause a ton
| of problems. That means anything from kernel
| panics, to disk I/O delays...and the dreaded
| spinning beach ball.
|
| After confronting the developer, Oskar Groth
| (who I refuse to link to), via his blog's
| commenting system, I was told that I was simply
| trolling and spreading fear (even though I
| offered the alternative I share here).
| Apparently, the next version of TRIM Enabler
| will correctly patch the file, instead of
| replacing it [...]

Billy Y..
-- 
        sub     #'9+1   ,r0             ; convert ascii byte
	add     #9.+1   ,r0             ; to an integer
	bcc     20$                     ; not a number