$92,000 Net revenue - $52,000 Variable expenses = $40,000 Contribution margin. This ratio is only used from the perspective of deriving the lowest possible acceptable price for a unit. In reality, a variety of other pricing concepts can be used to establish higher price points for products.
Steam OS is possibly the best, most known and used cross platform Linux gaming distribution based on  Debian Linux, it is an assortment of numerous entertainment software, you can think of it as a complete gaming platform for Linux.
PC games: they can be the bane of a Mac gamerâs existence. The Mac may be a better computer than a windows box, but even so, most games donât support OS X. Even on Steam, the leader in cross-platform computer game support, most games run only on Windows.irst up, youâre gonna need an Intel Mac. If youâre still running a Power-PC Mac, a) itâs time to upgrade and b) this isnât going to work. To find out what kind of Mac you have, click on the Apple menu in the upper left corner of your screen, choose About This Mac, and it will tell you.