I Need Advise On A G4 1.3 Ghz 12 Inch Powerbook Options

[wick]

hi every one .i realy need advise on powerbooks whats the pros and cons of having a laptop....i mention this question becuase i never own a latop before, all my life i have own mac destops to work for recording..but now i am traveling very often,and i need a portable recording setup.able to record 4 audio tracks at once,and playback 24 tracks,and do mostly drum sequencing and editing on the road..any advise on a 12 inch powerbook 1.3 ghz would be very helpful i want to know how much you can achive in terms track recording and plug-ins usage.how much ram do i need a external hardrive all those questions.also i dont get carry away using to many plug-ings on many applications i always concern about equipment limitaions and aviod conflits on their sistems.. any help would be appreciated.