Originally Posted by melander
AFAIK, Aroma installer is just launched in installing custom roms like the Generic ICS port for SE. Aroma installer is not installed on the phone.
right, its like a setup wizard. since the rom is used for several xperia phones, it'll make things easier and simple for the devs, they bundled everything on just one installer. just let the aroma run and it will install the rom on your phone.