Yes, as mentioned earlier, there are definitely some compatibility with older G4’s using external DVD burners (in fact it wasn’t even supported by Mac for awhile.)
Adding RAM would be a great thing, max it out if you can. I was successfully burning DVD’s on my G4 867 with superdrive and playing them just fine on almost any TV.
A camera stabilizer lets you capture smooth shots without sacrificing freedom of movement. Here’s a look at the best handheld stabilizers available today.
