"This is a very good initiative. It is now very hard to find reliable thrust data for electric motors especially the larger ones.It would be great if you could get some (preferably all) manufacturers to submit their data.Unfortunately, I feel that…"

"This is really great :) Can I buy one? It is only for the standard (ipad , ipad 2? ) 9,7 1024*768 non Retina screens?"

"Really impressive work :)"

"why there is this delay and difference in framerates between both cameras?"

"@Rob, @KyleWhat is the advantage of using overlaping props vs the standard coaxial? From what I understand the coaxial placement can gain efficiency by the second prop using the wake (spin of air) of the first. Does this work also in this overlaping…"

"There were a lot of changes in 2015 as to transporting of Lithium batteries on aircraft.Those are the current regulations:http://www.iata.org/whatwedo/cargo/dgr/Pages/lithium-batteries.aspx"

"great news :)what about its older brother vrBrain 5.0? any news on its release date and pricing?"

"What exactly is the issue with the stacked microIMU?"

"@RobertoThat what I meant- it costs more but you get more ;) You say that VRbrain 5.0  is going in production, and you still don't have a price? ;) Give us something, please:)"

"https://store.3drobotics.com/products/3dr-gps-ublox-with-compass $5 isn't nothing but it's wouldn't call it significant"

"Hi Roberto,Great hardware, tad expensive , but it is a ublox, and you don't get this kind of performance for free... :)Any news on the price of the VRbrain 5.0?"

"Are those first batch prototype boards still available for sale?"

"Any news ?"

"and this is the case when using airspeed sensor or without it ? generally seems to be some sort of PIO or in this case aPIO ;)"

"Is the attitude estimation on APM really that bad during sustained turns? Is for instance  autonomous thermalling even possible?  (and by this i mean only climbing in a thermal not finding it which is a whole different can of worms ;) )"