You can now force roaming on the Hero:
Mod to enable forced roaming - xda-developers
http://forum.xda-developers.com/showthread.php?p=7501064
The current mod is for Fresh 2.3.3, but this can be ported over to other ROMs.
Mod to enable forced roaming - xda-developers
http://forum.xda-developers.com/showthread.php?p=7501064
The current mod is for Fresh 2.3.3, but this can be ported over to other ROMs.