Originally Posted by e-RICHIE

are you going to ride track? if so, which event?!
geometry plays second fiddle to rider fit; before
a frame is complete, the rider's contact points
must be ascertained. after that - and only after
that - are the specs wrt center of gravity, wheelbase,
etcetera, considered.
iow, a "fixie" used on the road really needn't be a
dedicated track frame at all (unless you're just into
all the zeitgeist). regardless, trying to pedal on
pavement in a position dedicated for a velodrome
event is not that rational.
e-RICHIE©™®