With the release of OS X Mountain Lion, Apple will be dropping support for some Macs models.
Here's the list of Macs that will no longer be supported:
Any Intel Core 2 Duo MacBook from late 2007 late 2008 (Model Numbers: MB061*/B, MB062*/B, MB063*/B, MB402*/A MB403*/A MB404*/A, MB402*/B)
The Mid-2007 Mac mini (Model Numbers: MB138*/A, MB139*/A)
Late 2006 polycarbonate iMac (Model Number: MA710xx/A)
The original early 2008 MacBook Air (Model Number: MB003LL/A)
[via CultofMac]
Here's the list of Macs that will no longer be supported:
Any Intel Core 2 Duo MacBook from late 2007 late 2008 (Model Numbers: MB061*/B, MB062*/B, MB063*/B, MB402*/A MB403*/A MB404*/A, MB402*/B)
The Mid-2007 Mac mini (Model Numbers: MB138*/A, MB139*/A)
Late 2006 polycarbonate iMac (Model Number: MA710xx/A)
The original early 2008 MacBook Air (Model Number: MB003LL/A)
[via CultofMac]