Another couple of flights with the Sabre. An 1800 lipo used 670 mAh on a 2 minute flight so 5 minutes may be possible depending on how you want to stress your batteries.
A left hand over-hand launch seems to be the way to go, at the risk of giving it a girly chuck, but you need to get the power right to avoid disappointment.
It appears that a number of people are using cheat holes; I'm going to try running mine without the canopy to see what affect that might have. Any way its still in one piece so all good..