bguest/RSColorPicker — comment on commit 05e0e24a7e9aceee17d2002e5558c2eec8831b39
File:  line 0
By bguest:

Absolutely, but when Xcode does it's automatic conversion it switched assign to __unsave_unretained and I haven't had the time to go through and convert them manually. Also I'm not sure if __weak is compatible with iOS 4.x. I think there is some magic there that only works with 5.x