I looked at the screenshot. And, while I may be mistaken, I’m confident enough that “Recovery Assistant” is not what’s displayed during initial setup, even if you choose to migrate/transfer data.
EDIT:
I did more searching and the only instances I could dig up involve Recovery mode.
By “bricked” I mean that it is currently unusable. I hope that after I take it to the Genius Bar appointment in two days it will be working again. I ordered a 15” MBA the first day that they were available, and it arrived at my home yesterday. I thought it would be easy to set up: back up my...
talk.tidbits.com
Recovery Assistant/Activate Mac no WiFi? Learn four proven ways to fix the 'Recovery Assistant no WiFi menu' issue.
iboysoft.com
No Wi-Fi option in Recovery Assistant? Here’s a simple trick to bring it back and activate your Mac without needing cables.
www.junian.net
At this point… The TidBITS OP’s final words seem to be decent cautionary advice:
P.S. iBoysoft had this notation for Solution 1:
I took a second look, more closely at the Reddit screenshot, and did not see even a faint, very light gray Wi-Fi icon. So, I don’t know if or how much weight this note holds.