"This just screams "what was this guy thinking?" and "clueless box-buyer" on so many levels."

"One of these days I will be able to type a simple sentence without skipping a word or two. That should have been:
""Kicad/EasyEDA is a much better "thinking" tool than Eagle. Eagle is great if you already have the exact part as it exists in the…"

"Kicad/EasyEDA is a much better "thinking" tool than Eagle. Eagle is great you already have the exact part in the library - all the footprints for all the versions - but I like the "make a schematic symbol first, worry about the footprint later" ease…"

"@Euan Ramsay/Bill Bonney: Please tell me that was the projected retail, and not the one-off BOM."

"@Ronald George: http://www.regulations.gov/#!documentDetail;D=FAA-2014-0396-0781"

"@Tridge/Phillip: On second thought, just leave a set of open holes so those of who don't have BBB's can link into the board. Taping out headers would make that cape a monster."

"@Tridge/Philip: If you are doing a board rev, consider taping out all three styles of(Pi/Beagle/Subset of Arduino R3) expansion header pads. Have the user add their own pin headers. An example of this with Pi/Arduino is here:…"

"It sounds (based on my read of some ICAO docs) like a QRP ADS-B transponder could be implemented (excluding antennae and battery) in the foot print of a QFP-32 and some surface mount components. It's the FCC/FAA/ICAO political & compliance stuff…"

"(Yes, I know this is a worthless comment) Sweet!"

"Okay... Let's see.
USN ship in the background, probably a New Orleans class. Check.Secured area (port) in the background. Check.Security conscious people, including folks with guns who use terms like "FPCON Bravo Plus" and "Ensign Remington to the…"

"What is really impressive here is that the software automatically generated terrain features that were not obvious in the original pictures. Look at the feilds in both the three-d print and the color photographs."

"@Ott: *crickets* (quietly added to 'ignore in future' list)

Civilized people:
Good article. I do agree that we are, at least from the viewpoint of the 'little guys,' looking at FAA and company trying to limit competition in the 'big toys' world.…"

"My memory about IR vs Visual is really shaky, and this might require a secondary sensor - or a camera capable of seeing both visual and IR - but isn't there a differential between water in visual and water in IR that you could trigger off of?"

"Had to create an account after at least two years of lurking to respond to this:
Tridge: I have never seen a more diplomatically put together "Excuse me? What? Allow me to educate you" open letter in my life. Bravo!"