I don’t think Atmel or Hank did anything wrong. I made a bug, and it’s not anyone else’s fault.
Indeed, you could. It’s pretty quick and easy. But it’s not easy to carry a pogo pin adapter around… they’re a bit fragile, and sharp.
I’m a bit late now, but yes… it’s available here:
https://intl-outdoor.com/emisar-d4v2-reflashing-kits-p-941.html
There’s a thread for that. 
People are encouraged to change whatever they want, and customize it to taste. And when people come up with ideas a lot of other people like, it often goes into the default builds.
It sounds like you don’t need one, but it’s still nice to have in case you ever want to change or update the firmware. It’s designed to be relatively easy to dive into, if you’re interested.