Exactly, buying the Family Pack is still cheaper than buying two single licenses. And that is what makes Apple so great. Microsoft doesn't offer a deal even remotely similar to this.
A little perspective here and still think Steve put it best.
Leopard upgrade price - $129
Leopard full version retail price - $129
Leopard Ultimate - $129
Leopard 5 license upgrade price - $199
Leopard 5 license full version retail price - $199
Leopard Ultimate 5 license pack - $199
Newegg prices:
Vista Home Prem upgrade version- $149
Vista Home Prem full version - $219
Vista Ultimate upgrade version - $250
Vista Ultimate full version - $320
Vista Home Prem upgrade 2 licenses - $288
Vista Home Prem full ver. 2 licenses - $438
Vista Ultimate upgrade 2 licenses - $500
Vista Ultimate full ver. 2 licenses - $640
Vista Home Prem upgrade 5 licenses - $745
Vista Home Prem full ver 5 licenses - $1,095
Vista Ultimate upgrade 5 licenses - $1,250
Vista Ultimate full ver 5 licenses - $1,600
You can buy addtional licenses direct from MS instead of purchasing additional copies, from newegg's prices you can save:
$2 on VHP upgrade
$4 on VHP full
$17 on VU upgrade
and cost you $39 more than just buying another copy from newegg for the full version of VU