I could not have said it better. These were my thoughts exactly.
To the extent that there is confusion (and to a lesser extent disappointment) details are important.
It is surprising to me that a site frequented by so many programmers would question the need to get the minutia exactly right.
There is a fundamental idea here – (a meme?) - that at least a target audience would have a similar subconscious response to a symbol. The importance of getting that non-verbal message right is worth the effort of refining it.
My sole reason to bother with the comments on this article was to address the Ma Bell image I received.