Well you can always crop inward, kind of hard to crop outward. I have had several clients ask for wider than 24mm but they were not paying enough for me to go out and buy the Inspire system. I don't want to deal with that anyhow.
Depends on usage. I absolutely hate the width of the standard lenses and always end up having to crop in.
Different usage. Nice to have a choice though.
Changing from a 24mm equivalent on the 3 to a 28mm on the 4 is a big problem for me. Almost all my work is architectural so I may not be buying it anyhow.
While this DRONE is VERY Cool. I don't think it justifies the price.
I currently have 2 Air 3's including the 3S and enjoy them immensely and they were affordable.
It will be interesting to see how long before they are released to the US and...