The CVS of coldsync works fine with the 72 due of a patch I commited a while ago to use the old routine.
Yes, but
netsync_write_old without tcp_nodelay - approx. 10 min on my T3 netsync_write_new - approx. 1 min but not work on Zire(31|72) netsync_write_old with tcp_nodelay - approx. 1 min and work on new Zire