So for me I will be creating a much better and more stable Rom (I9300)
I will also be learning app theming for a more unique contribution.
Possibly take a look into making my own launcher again for uniqueness.
And how im going to achieve this is by lots and reading, learning, and trial and error.
Sent from my GT-I9300 using XDA Premium 4 mobile app
Device - Galaxy S3 I9300
Rom - Stock 4.3 I9300XXUGMJ9
Kernel - Yanks Kernel 4.0 Beta 1 ( Perfect 4.3 Kernel )