I agree. Someone's "darling" code might be a truly innovative or unique way of solving a problem, and providing enough commentary should help avoid the problems the author warns about.
I think the point about "phone stacking" is interesting. There doesn't need to be explicitly punitive measures to discourage people using their personal tech since the social conventions are already there.
Really interesting post. Though SVGs can reduce the number of HTTP requests, it's definitely important to manage file sizes as well, or the speed gains might be negated. Nice writeup!