Sewing Machines, As of January 2014
There are only three reviews for the Baby Lock Eclipse DX on this sewing-enthusiast site, but they're detailed and critical. Owners are totally in love with this serger, saying all of its features are easy to use, but they especially praise the Jet-Air Threading feature.
Babylock Serger Eclipse DX BLE1DX, As of January 2014
There are just a couple of reviews here for the Baby Lock Eclipse DX, but they're both perfect 5-star ratings. Both praise the auto-threading features and say that other features are highly effective as well. There are no complaints or downsides listed; they say it's the perfect machine.
Baby Lock Eclipse Mechanical Sewing Machine, As of January 2014
There are about eight reviews here for various serger models in the Baby Lock Eclipse line. Not all of the reviews are for the versions with the Jet-Air threading, but for those that do have the feature, owners can't say enough about it.