Update 30th August 2015 - Thanks to @tmethei, @the11thmoon, @wendyp7 for detailing their graphics cards and posting how they fixed their issue. We finally now have a fix that works! I've written a re...
I meant "dumb questions" (autocorrect!) and lastly, does it matter that have the Intel HD Graphics 6000 graphics card in my macbook air? Do you think that'll mean i'll have to change the updates?