First off Iagree with you that Cfay has a great 2.1 ROM; very stable. If you want another stable option (which is not 6.5.1) use Juicy R3, 6.5 2.5 ROM...Nearly perfect in my initial use (2 days)...sill some "issues" with MMS...but other than that...GREAT! (IMHO)...and FAST AS MY Z06!